{
  "title": "Recap of Integers and Number Line - Grade 7 CBSE",
  "total_questions": 150,
  "questions": [
    {"id": 1, "difficulty": "easy", "question": "Which of these is a positive integer?", "options": {"A": "-5", "B": "0", "C": "3", "D": "-1"}, "correct_answer": "C"},
    {"id": 2, "difficulty": "easy", "question": "Which number is to the right of -2 on the number line?", "options": {"A": "-5", "B": "-3", "C": "0", "D": "-10"}, "correct_answer": "C"},
    {"id": 3, "difficulty": "easy", "question": "The integer 5 units to the left of 2 on number line is:", "options": {"A": "7", "B": "-3", "C": "3", "D": "-7"}, "correct_answer": "B"},
    {"id": 4, "difficulty": "easy", "question": "Zero is:", "options": {"A": "Positive integer", "B": "Negative integer", "C": "Neither positive nor negative", "D": "Both positive and negative"}, "correct_answer": "C"},
    {"id": 5, "difficulty": "easy", "question": "On a number line, numbers increase as we move:", "options": {"A": "Left", "B": "Right", "C": "Down", "D": "Up"}, "correct_answer": "B"},
    {"id": 6, "difficulty": "easy", "question": "The predecessor of -1 is:", "options": {"A": "0", "B": "1", "C": "-2", "D": "2"}, "correct_answer": "C"},
    {"id": 7, "difficulty": "easy", "question": "The successor of -5 is:", "options": {"A": "-6", "B": "-4", "C": "0", "D": "5"}, "correct_answer": "B"},
    {"id": 8, "difficulty": "easy", "question": "Which is greater: -3 or -7?", "options": {"A": "-3", "B": "-7", "C": "Equal", "D": "Cannot compare"}, "correct_answer": "A"},
    {"id": 9, "difficulty": "easy", "question": "The integer 3 units to the right of -4 on number line is:", "options": {"A": "-7", "B": "-1", "C": "1", "D": "7"}, "correct_answer": "B"},
    {"id": 10, "difficulty": "easy", "question": "All positive integers are _____ than zero.", "options": {"A": "Less", "B": "Greater", "C": "Equal", "D": "Sometimes less"}, "correct_answer": "B"},
    {"id": 11, "difficulty": "easy", "question": "The opposite of 8 is:", "options": {"A": "8", "B": "-8", "C": "0", "D": "1/8"}, "correct_answer": "B"},
    {"id": 12, "difficulty": "easy", "question": "On number line, -10 is to the _____ of -5.", "options": {"A": "Left", "B": "Right", "C": "Same position", "D": "Above"}, "correct_answer": "A"},
    {"id": 13, "difficulty": "easy", "question": "Which integer lies between -3 and 1?", "options": {"A": "-5", "B": "3", "C": "-1", "D": "2"}, "correct_answer": "C"},
    {"id": 14, "difficulty": "easy", "question": "The absolute value of -9 is:", "options": {"A": "-9", "B": "9", "C": "0", "D": "-1/9"}, "correct_answer": "B"},
    {"id": 15, "difficulty": "easy", "question": "If we move 6 units to the left from 2 on number line, we reach:", "options": {"A": "8", "B": "-4", "C": "4", "D": "-8"}, "correct_answer": "B"},
    {"id": 16, "difficulty": "easy", "question": "The integer just before -1 is:", "options": {"A": "0", "B": "-2", "C": "1", "D": "2"}, "correct_answer": "B"},
    {"id": 17, "difficulty": "easy", "question": "Which of these is the smallest integer?", "options": {"A": "-1", "B": "0", "C": "1", "D": "-10"}, "correct_answer": "D"},
    {"id": 18, "difficulty": "easy", "question": "On number line, every negative integer is to the _____ of zero.", "options": {"A": "Right", "B": "Left", "C": "Above", "D": "Below"}, "correct_answer": "B"},
    {"id": 19, "difficulty": "easy", "question": "The sum of an integer and its opposite is always:", "options": {"A": "1", "B": "0", "C": "Positive", "D": "Negative"}, "correct_answer": "B"},
    {"id": 20, "difficulty": "easy", "question": "Which integer is 4 units away from -2 on number line?", "options": {"A": "2 and -6", "B": "2 only", "C": "-6 only", "D": "6 only"}, "correct_answer": "A"},

    {"id": 21, "difficulty": "medium", "question": "Find the sum of -8 and 5 using number line.", "options": {"A": "13", "B": "3", "C": "-3", "D": "-13"}, "correct_answer": "C"},
    {"id": 22, "difficulty": "medium", "question": "Using number line, subtract 4 from -3.", "options": {"A": "1", "B": "-1", "C": "-7", "D": "7"}, "correct_answer": "C"},
    {"id": 23, "difficulty": "medium", "question": "What is the distance between -6 and 4 on number line?", "options": {"A": "2", "B": "10", "C": "-10", "D": "-2"}, "correct_answer": "B"},
    {"id": 24, "difficulty": "medium", "question": "Arrange in ascending order: -5, 3, -2, 0, 4", "options": {"A": "-5, -2, 0, 3, 4", "B": "4, 3, 0, -2, -5", "C": "0, -2, -5, 3, 4", "D": "-5, 0, -2, 3, 4"}, "correct_answer": "A"},
    {"id": 25, "difficulty": "medium", "question": "Arrange in descending order: -8, 2, -1, 5, -3", "options": {"A": "5, 2, -1, -3, -8", "B": "-8, -3, -1, 2, 5", "C": "5, -1, 2, -3, -8", "D": "-1, -3, -8, 2, 5"}, "correct_answer": "A"},
    {"id": 26, "difficulty": "medium", "question": "Find the integer which is 7 less than 2.", "options": {"A": "9", "B": "5", "C": "-5", "D": "-9"}, "correct_answer": "C"},
    {"id": 27, "difficulty": "medium", "question": "Find the integer which is 5 more than -6.", "options": {"A": "-11", "B": "-1", "C": "1", "D": "11"}, "correct_answer": "B"},
    {"id": 28, "difficulty": "medium", "question": "What is the sum of the smallest negative integer and largest positive integer among -7, 3, -2, 5, 0?", "options": {"A": "-4", "B": "12", "C": "2", "D": "-2"}, "correct_answer": "C"},
    {"id": 29, "difficulty": "medium", "question": "The temperature at 6 AM was -5°C. By noon, it rose by 8°C. What was the temperature at noon?", "options": {"A": "3°C", "B": "13°C", "C": "-13°C", "D": "-3°C"}, "correct_answer": "A"},
    {"id": 30, "difficulty": "medium", "question": "A submarine is 350 meters below sea level. It ascends 120 meters. What is its new position?", "options": {"A": "470 m below", "B": "230 m below", "C": "230 m above", "D": "470 m above"}, "correct_answer": "B"},
    {"id": 31, "difficulty": "medium", "question": "The sum of two integers is -8. If one is 3, find the other.", "options": {"A": "-11", "B": "11", "C": "5", "D": "-5"}, "correct_answer": "A"},
    {"id": 32, "difficulty": "medium", "question": "The difference of two integers is 10. If the smaller is -4, find the larger.", "options": {"A": "6", "B": "14", "C": "-14", "D": "-6"}, "correct_answer": "A"},
    {"id": 33, "difficulty": "medium", "question": "Find the integer which when added to -9 gives -3.", "options": {"A": "12", "B": "6", "C": "-12", "D": "-6"}, "correct_answer": "B"},
    {"id": 34, "difficulty": "medium", "question": "Find the integer which when subtracted from 5 gives -2.", "options": {"A": "7", "B": "3", "C": "-7", "D": "-3"}, "correct_answer": "A"},
    {"id": 35, "difficulty": "medium", "question": "On a number line, point A is at -6 and point B is at 4. What is the midpoint?", "options": {"A": "-1", "B": "1", "C": "-2", "D": "2"}, "correct_answer": "A"},
    {"id": 36, "difficulty": "medium", "question": "How many integers are there between -8 and 2?", "options": {"A": "6", "B": "7", "C": "8", "D": "9"}, "correct_answer": "D"},
    {"id": 37, "difficulty": "medium", "question": "What is the sum of all integers from -3 to 3?", "options": {"A": "0", "B": "6", "C": "-6", "D": "21"}, "correct_answer": "A"},
    {"id": 38, "difficulty": "medium", "question": "Find the product of the smallest and largest integers among -4, 0, 2, -1, 3.", "options": {"A": "12", "B": "-12", "C": "0", "D": "-4"}, "correct_answer": "B"},
    {"id": 39, "difficulty": "medium", "question": "If we move 9 units to the right from -12 on number line, we reach:", "options": {"A": "21", "B": "3", "C": "-3", "D": "-21"}, "correct_answer": "C"},
    {"id": 40, "difficulty": "medium", "question": "Find the integer that is 3 less than -2.", "options": {"A": "1", "B": "-1", "C": "5", "D": "-5"}, "correct_answer": "D"},
    {"id": 41, "difficulty": "medium", "question": "The sum of three consecutive integers is -3. Find the smallest integer.", "options": {"A": "-2", "B": "-1", "C": "0", "D": "-3"}, "correct_answer": "A"},
    {"id": 42, "difficulty": "medium", "question": "A number increased by -8 gives 5. Find the number.", "options": {"A": "13", "B": "-3", "C": "3", "D": "-13"}, "correct_answer": "A"},
    {"id": 43, "difficulty": "medium", "question": "Find the integer that is 7 more than -10.", "options": {"A": "17", "B": "3", "C": "-3", "D": "-17"}, "correct_answer": "C"},
    {"id": 44, "difficulty": "medium", "question": "What is the additive inverse of the sum of -8 and 5?", "options": {"A": "3", "B": "-3", "C": "13", "D": "-13"}, "correct_answer": "A"},
    {"id": 45, "difficulty": "medium", "question": "Find the difference between -15 and 8.", "options": {"A": "7", "B": "-7", "C": "23", "D": "-23"}, "correct_answer": "D"},
    {"id": 46, "difficulty": "medium", "question": "Which integer is 12 units away from -5 on number line?", "options": {"A": "7 only", "B": "-17 only", "C": "7 and -17", "D": "17 only"}, "correct_answer": "C"},
    {"id": 47, "difficulty": "medium", "question": "Find the sum of the additive inverse of 9 and the absolute value of -6.", "options": {"A": "15", "B": "3", "C": "-3", "D": "-15"}, "correct_answer": "C"},
    {"id": 48, "difficulty": "medium", "question": "The temperature changed from -3°C to 4°C. What is the rise in temperature?", "options": {"A": "7°C", "B": "1°C", "C": "-7°C", "D": "-1°C"}, "correct_answer": "A"},
    {"id": 49, "difficulty": "medium", "question": "Find the integer that should be added to -7 to get -15.", "options": {"A": "8", "B": "-8", "C": "22", "D": "-22"}, "correct_answer": "B"},
    {"id": 50, "difficulty": "medium", "question": "If a is an integer and |a| = 8, then a can be:", "options": {"A": "8 only", "B": "-8 only", "C": "8 or -8", "D": "0 only"}, "correct_answer": "C"},
    {"id": 51, "difficulty": "medium", "question": "Find the sum of the smallest positive integer and largest negative integer.", "options": {"A": "0", "B": "1", "C": "-1", "D": "2"}, "correct_answer": "A"},
    {"id": 52, "difficulty": "medium", "question": "The difference between two integers is always:", "options": {"A": "Positive", "B": "Negative", "C": "An integer", "D": "A fraction"}, "correct_answer": "C"},
    {"id": 53, "difficulty": "medium", "question": "How many integers have absolute value less than 5?", "options": {"A": "4", "B": "5", "C": "9", "D": "10"}, "correct_answer": "C"},
    {"id": 54, "difficulty": "medium", "question": "Find the integer whose absolute value is 12.", "options": {"A": "12 only", "B": "-12 only", "C": "12 or -12", "D": "0"}, "correct_answer": "C"},
    {"id": 55, "difficulty": "medium", "question": "What is the distance between -20 and 10 on number line?", "options": {"A": "10", "B": "20", "C": "30", "D": "40"}, "correct_answer": "C"},
    {"id": 56, "difficulty": "medium", "question": "Find the integer which is 8 more than the additive inverse of -3.", "options": {"A": "5", "B": "11", "C": "-5", "D": "-11"}, "correct_answer": "B"},
    {"id": 57, "difficulty": "medium", "question": "If x is an integer and x > -5 and x < 3, how many possible values of x are there?", "options": {"A": "6", "B": "7", "C": "8", "D": "9"}, "correct_answer": "B"},
    {"id": 58, "difficulty": "medium", "question": "Find the sum of the predecessor of -1 and successor of -9.", "options": {"A": "-10", "B": "-11", "C": "-12", "D": "-13"}, "correct_answer": "B"},
    {"id": 59, "difficulty": "medium", "question": "A fish is 15 meters below sea level. It dives 10 meters deeper. What is its new position?", "options": {"A": "5 m below", "B": "25 m below", "C": "25 m above", "D": "5 m above"}, "correct_answer": "B"},
    {"id": 60, "difficulty": "medium", "question": "Find the integer that is halfway between -12 and 6.", "options": {"A": "-3", "B": "3", "C": "-6", "D": "6"}, "correct_answer": "A"},
    {"id": 61, "difficulty": "medium", "question": "The sum of two integers is -20. Their difference is 10. Find the larger integer.", "options": {"A": "-5", "B": "-15", "C": "5", "D": "15"}, "correct_answer": "A"},
    {"id": 62, "difficulty": "medium", "question": "How many integers satisfy the condition |x| ≤ 4?", "options": {"A": "4", "B": "5", "C": "8", "D": "9"}, "correct_answer": "D"},
    {"id": 63, "difficulty": "medium", "question": "Find the integer which when multiplied by -1 gives 7.", "options": {"A": "7", "B": "-7", "C": "1/7", "D": "-1/7"}, "correct_answer": "B"},
    {"id": 64, "difficulty": "medium", "question": "Which integer is equidistant from -8 and 4 on number line?", "options": {"A": "-2", "B": "2", "C": "-4", "D": "-6"}, "correct_answer": "A"},
    {"id": 65, "difficulty": "medium", "question": "Find the sum of all integers from -10 to 10.", "options": {"A": "0", "B": "10", "C": "20", "D": "100"}, "correct_answer": "A"},
    {"id": 66, "difficulty": "medium", "question": "If the sum of three consecutive integers is 0, find the smallest integer.", "options": {"A": "-1", "B": "0", "C": "1", "D": "-2"}, "correct_answer": "A"},
    {"id": 67, "difficulty": "medium", "question": "Find the integer that is 5 less than the additive inverse of -2.", "options": {"A": "7", "B": "-7", "C": "3", "D": "-3"}, "correct_answer": "D"},
    {"id": 68, "difficulty": "medium", "question": "What is the sum of the absolute values of -9 and 6?", "options": {"A": "15", "B": "3", "C": "-3", "D": "-15"}, "correct_answer": "A"},
    {"id": 69, "difficulty": "medium", "question": "Find the integer which is 3 more than twice -4.", "options": {"A": "-5", "B": "5", "C": "-11", "D": "11"}, "correct_answer": "A"},
    {"id": 70, "difficulty": "medium", "question": "How many integers are greater than -6 and less than 5?", "options": {"A": "9", "B": "10", "C": "11", "D": "12"}, "correct_answer": "B"},
    {"id": 71, "difficulty": "medium", "question": "Find the sum of the smallest integer and largest integer among -7, 0, 3, -2, 5.", "options": {"A": "-2", "B": "2", "C": "-12", "D": "12"}, "correct_answer": "A"},
    {"id": 72, "difficulty": "medium", "question": "If |x| = 15, then x can be:", "options": {"A": "15 only", "B": "-15 only", "C": "15 or -15", "D": "0 only"}, "correct_answer": "C"},
    {"id": 73, "difficulty": "medium", "question": "Find the integer that is 4 units to the left of -1 on number line.", "options": {"A": "3", "B": "-3", "C": "5", "D": "-5"}, "correct_answer": "D"},
    {"id": 74, "difficulty": "medium", "question": "The sum of an integer and its absolute value is 0. The integer must be:", "options": {"A": "Positive", "B": "Negative", "C": "Zero", "D": "Cannot be determined"}, "correct_answer": "C"},
    {"id": 75, "difficulty": "medium", "question": "Find the difference between the sum of -8 and 5 and the product of -1 and 3.", "options": {"A": "-6", "B": "6", "C": "0", "D": "10"}, "correct_answer": "A"},
    {"id": 76, "difficulty": "medium", "question": "How many integers have their absolute values between 3 and 7?", "options": {"A": "3", "B": "4", "C": "6", "D": "8"}, "correct_answer": "C"},
    {"id": 77, "difficulty": "medium", "question": "Find the integer which when added to -10 gives a sum equal to the additive inverse of 5.", "options": {"A": "15", "B": "5", "C": "-5", "D": "-15"}, "correct_answer": "B"},
    {"id": 78, "difficulty": "medium", "question": "If we move 15 units to the left from -5 on number line, we reach:", "options": {"A": "10", "B": "-10", "C": "20", "D": "-20"}, "correct_answer": "D"},
    {"id": 79, "difficulty": "medium", "question": "Find the integer that is 2 less than the successor of -8.", "options": {"A": "-9", "B": "-7", "C": "-5", "D": "-3"}, "correct_answer": "A"},
    {"id": 80, "difficulty": "medium", "question": "What is the sum of all integers x such that |x| < 4?", "options": {"A": "0", "B": "6", "C": "-6", "D": "10"}, "correct_answer": "A"},

    {"id": 81, "difficulty": "hard", "question": "Find the sum of all integers between -20 and 20 that are divisible by 3.", "options": {"A": "0", "B": "63", "C": "-63", "D": "126"}, "correct_answer": "A"},
    {"id": 82, "difficulty": "hard", "question": "How many pairs of integers (a, b) satisfy a + b = 5 and |a - b| = 7?", "options": {"A": "0", "B": "1", "C": "2", "D": "4"}, "correct_answer": "C"},
    {"id": 83, "difficulty": "hard", "question": "Find the sum of all integers x such that |x - 2| ≤ 3.", "options": {"A": "10", "B": "12", "C": "14", "D": "16"}, "correct_answer": "C"},
    {"id": 84, "difficulty": "hard", "question": "If the sum of three consecutive even integers is -18, find the largest integer.", "options": {"A": "-4", "B": "-6", "C": "-8", "D": "-10"}, "correct_answer": "A"},
    {"id": 85, "difficulty": "hard", "question": "Find the product of all integers x such that |x| < 5 and x ≠ 0.", "options": {"A": "576", "B": "0", "C": "-576", "D": "144"}, "correct_answer": "A"},
    {"id": 86, "difficulty": "hard", "question": "How many integers satisfy both |x| ≤ 6 and |x| ≥ 3?", "options": {"A": "6", "B": "8", "C": "10", "D": "12"}, "correct_answer": "B"},
    {"id": 87, "difficulty": "hard", "question": "Find the sum of the smallest 5 positive integers and the largest 5 negative integers.", "options": {"A": "0", "B": "5", "C": "-5", "D": "25"}, "correct_answer": "A"},
    {"id": 88, "difficulty": "hard", "question": "If |a + b| = 5 and |a - b| = 1, and a and b are integers, find the maximum possible value of a × b.", "options": {"A": "6", "B": "12", "C": "-6", "D": "-12"}, "correct_answer": "A"},
    {"id": 89, "difficulty": "hard", "question": "Find the sum of all integers n such that |n + 2| + |n - 3| = 7.", "options": {"A": "-1", "B": "1", "C": "2", "D": "3"}, "correct_answer": "B"},
    {"id": 90, "difficulty": "hard", "question": "How many ordered pairs of integers (x, y) satisfy x² + y² ≤ 25?", "options": {"A": "81", "B": "69", "C": "61", "D": "49"}, "correct_answer": "C"},
    {"id": 91, "difficulty": "hard", "question": "Find the sum of all integers between -100 and 100 that are multiples of 7.", "options": {"A": "0", "B": "7", "C": "700", "D": "1400"}, "correct_answer": "A"},
    {"id": 92, "difficulty": "hard", "question": "If the sum of five consecutive integers is 0, find the product of the two smallest integers.", "options": {"A": "-6", "B": "6", "C": "-12", "D": "12"}, "correct_answer": "A"},
    {"id": 93, "difficulty": "hard", "question": "How many integers x satisfy |x - 1| + |x + 1| ≤ 4?", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "C"},
    {"id": 94, "difficulty": "hard", "question": "Find the sum of all two-digit integers that are 4 more than a multiple of 5.", "options": {"A": "945", "B": "950", "C": "955", "D": "960"}, "correct_answer": "A"},
    {"id": 95, "difficulty": "hard", "question": "If |x + y| = 8 and |x - y| = 2, and x, y are integers, find the maximum value of x² + y².", "options": {"A": "34", "B": "36", "C": "40", "D": "64"}, "correct_answer": "A"},
    {"id": 96, "difficulty": "hard", "question": "Find the number of integers n such that |2n - 1| ≤ 9.", "options": {"A": "9", "B": "10", "C": "11", "D": "12"}, "correct_answer": "B"},
    {"id": 97, "difficulty": "hard", "question": "The sum of three consecutive odd integers is -27. Find the middle integer.", "options": {"A": "-9", "B": "-11", "C": "-7", "D": "-13"}, "correct_answer": "A"},
    {"id": 98, "difficulty": "hard", "question": "How many integers x satisfy both |x| < 10 and |x - 3| > 2?", "options": {"A": "12", "B": "14", "C": "16", "D": "18"}, "correct_answer": "B"},
    {"id": 99, "difficulty": "hard", "question": "Find the sum of all integers x such that |x - 5| + |x + 5| = 12.", "options": {"A": "0", "B": "10", "C": "12", "D": "24"}, "correct_answer": "A"},
    {"id": 100, "difficulty": "hard", "question": "If the product of four consecutive integers is 0, find the sum of the two largest integers.", "options": {"A": "-1", "B": "0", "C": "1", "D": "2"}, "correct_answer": "C"}
  ,
  {"id":101,"difficulty":"easy","question":"Which of the following is a negative integer?","options":{"A":"4","B":"-6","C":"0","D":"9"},"correct_answer":"B"},
    {"id":102,"difficulty":"easy","question":"Which integer lies to the left of 0 on the number line?","options":{"A":"2","B":"1","C":"-1","D":"3"},"correct_answer":"C"},
    {"id":103,"difficulty":"easy","question":"The successor of -9 is:","options":{"A":"-10","B":"-8","C":"0","D":"9"},"correct_answer":"B"},
    {"id":104,"difficulty":"easy","question":"The predecessor of 4 is:","options":{"A":"5","B":"3","C":"-3","D":"-5"},"correct_answer":"B"},
    {"id":105,"difficulty":"easy","question":"Which integer has the greatest value?","options":{"A":"-2","B":"-10","C":"0","D":"-5"},"correct_answer":"C"},
    {"id":106,"difficulty":"easy","question":"On the number line, -3 is ___ of -1.","options":{"A":"Right","B":"Left","C":"Above","D":"Below"},"correct_answer":"B"},
    {"id":107,"difficulty":"easy","question":"The additive inverse of -12 is:","options":{"A":"12","B":"-12","C":"0","D":"1"},"correct_answer":"A"},
    {"id":108,"difficulty":"easy","question":"How many units is -4 away from 0?","options":{"A":"2","B":"3","C":"4","D":"5"},"correct_answer":"C"},
    {"id":109,"difficulty":"easy","question":"Which integer is neither positive nor negative?","options":{"A":"1","B":"-1","C":"0","D":"2"},"correct_answer":"C"},
    {"id":110,"difficulty":"easy","question":"Which is smaller: -6 or -2?","options":{"A":"-2","B":"-6","C":"Equal","D":"Cannot say"},"correct_answer":"B"},

    {"id":111,"difficulty":"medium","question":"Find the sum of -15 and 7.","options":{"A":"8","B":"-8","C":"22","D":"-22"},"correct_answer":"B"},
    {"id":112,"difficulty":"medium","question":"What is the result of -9 − 4?","options":{"A":"-13","B":"-5","C":"5","D":"13"},"correct_answer":"A"},
    {"id":113,"difficulty":"medium","question":"Find the integer that is 6 more than -11.","options":{"A":"-17","B":"-5","C":"5","D":"17"},"correct_answer":"B"},
    {"id":114,"difficulty":"medium","question":"The difference between 12 and -8 is:","options":{"A":"4","B":"20","C":"-20","D":"-4"},"correct_answer":"B"},
    {"id":115,"difficulty":"medium","question":"Find the distance between -3 and 9 on the number line.","options":{"A":"6","B":"9","C":"12","D":"-12"},"correct_answer":"C"},
    {"id":116,"difficulty":"medium","question":"Arrange in ascending order: -1, -7, 4, 0, 2","options":{"A":"-7, -1, 0, 2, 4","B":"4, 2, 0, -1, -7","C":"-1, -7, 0, 2, 4","D":"-7, 0, -1, 2, 4"},"correct_answer":"A"},
    {"id":117,"difficulty":"medium","question":"Find the integer which when added to -14 gives -20.","options":{"A":"6","B":"-6","C":"-34","D":"14"},"correct_answer":"B"},
    {"id":118,"difficulty":"medium","question":"If the temperature rises from -12°C to -4°C, what is the increase?","options":{"A":"-8°C","B":"4°C","C":"8°C","D":"16°C"},"correct_answer":"C"},
    {"id":119,"difficulty":"medium","question":"How many integers are there between -5 and 6?","options":{"A":"9","B":"10","C":"11","D":"12"},"correct_answer":"C"},
    {"id":120,"difficulty":"medium","question":"Find the midpoint of -10 and 2 on the number line.","options":{"A":"-4","B":"-3","C":"-2","D":"-6"},"correct_answer":"A"},

    {"id":121,"difficulty":"medium","question":"The sum of two integers is 4. If one integer is -9, find the other.","options":{"A":"13","B":"-13","C":"5","D":"-5"},"correct_answer":"A"},
    {"id":122,"difficulty":"medium","question":"Which integer is 9 units away from -3 on the number line?","options":{"A":"6 only","B":"-12 only","C":"6 and -12","D":"12 only"},"correct_answer":"C"},
    {"id":123,"difficulty":"medium","question":"Find the sum of the additive inverse of -7 and 4.","options":{"A":"11","B":"-11","C":"3","D":"-3"},"correct_answer":"C"},
    {"id":124,"difficulty":"medium","question":"How many integers satisfy |x| < 6?","options":{"A":"10","B":"11","C":"12","D":"13"},"correct_answer":"B"},
    {"id":125,"difficulty":"medium","question":"If x is an integer and |x| = 3, then x can be:","options":{"A":"3 only","B":"-3 only","C":"3 or -3","D":"0"},"correct_answer":"C"},
    {"id":126,"difficulty":"medium","question":"Find the integer which is twice -7 plus 5.","options":{"A":"-9","B":"-19","C":"9","D":"19"},"correct_answer":"A"},
    {"id":127,"difficulty":"medium","question":"What is the sum of all integers from -4 to 4?","options":{"A":"0","B":"4","C":"8","D":"16"},"correct_answer":"A"},
    {"id":128,"difficulty":"medium","question":"Which integer is equidistant from -6 and 10?","options":{"A":"2","B":"4","C":"-2","D":"6"},"correct_answer":"A"},
    {"id":129,"difficulty":"medium","question":"Find the integer that is 3 less than the successor of -5.","options":{"A":"-3","B":"-5","C":"-7","D":"-9"},"correct_answer":"A"},
    {"id":130,"difficulty":"medium","question":"If a submarine is at -240 m and rises 85 m, where is it now?","options":{"A":"-325 m","B":"-155 m","C":"155 m","D":"325 m"},"correct_answer":"B"},

    {"id":131,"difficulty":"hard","question":"Find the sum of all integers between -30 and 30 that are multiples of 5.","options":{"A":"0","B":"30","C":"-30","D":"150"},"correct_answer":"A"},
    {"id":132,"difficulty":"hard","question":"The sum of three consecutive integers is 18. Find the largest integer.","options":{"A":"5","B":"6","C":"7","D":"8"},"correct_answer":"C"},
    {"id":133,"difficulty":"hard","question":"How many integers satisfy |x - 2| ≤ 5?","options":{"A":"9","B":"10","C":"11","D":"12"},"correct_answer":"C"},
    {"id":134,"difficulty":"hard","question":"Find the product of all integers x such that |x| ≤ 3.","options":{"A":"0","B":"36","C":"-36","D":"6"},"correct_answer":"A"},
    {"id":135,"difficulty":"hard","question":"If the sum of five consecutive integers is -15, find the middle integer.","options":{"A":"-5","B":"-3","C":"-4","D":"-6"},"correct_answer":"A"},
    {"id":136,"difficulty":"hard","question":"How many integers are there such that |2x| ≤ 10?","options":{"A":"9","B":"10","C":"11","D":"12"},"correct_answer":"C"},
    {"id":137,"difficulty":"hard","question":"Find the sum of all integers x such that |x + 1| < 4.","options":{"A":"-2","B":"0","C":"2","D":"4"},"correct_answer":"B"},
    {"id":138,"difficulty":"hard","question":"If |x - 4| = 7, what are the possible values of x?","options":{"A":"11 and -3","B":"7 and -7","C":"4 and -4","D":"3 and -11"},"correct_answer":"A"},
    {"id":139,"difficulty":"hard","question":"The sum of four consecutive integers is 10. Find the smallest integer.","options":{"A":"1","B":"2","C":"3","D":"4"},"correct_answer":"A"},
    {"id":140,"difficulty":"hard","question":"How many integers satisfy both |x| < 8 and x > -3?","options":{"A":"8","B":"9","C":"10","D":"11"},"correct_answer":"B"},

    {"id":141,"difficulty":"hard","question":"Find the sum of all integers x such that |x - 1| + |x + 1| = 6.","options":{"A":"0","B":"1","C":"2","D":"3"},"correct_answer":"A"},
    {"id":142,"difficulty":"hard","question":"If the product of three consecutive integers is 0, what is the sum of those integers?","options":{"A":"0","B":"1","C":"-1","D":"2"},"correct_answer":"A"},
    {"id":143,"difficulty":"hard","question":"How many integers are divisible by 4 between -20 and 20 (excluding both)?","options":{"A":"8","B":"9","C":"10","D":"11"},"correct_answer":"B"},
    {"id":144,"difficulty":"hard","question":"Find the sum of the squares of -2, 0 and 2.","options":{"A":"4","B":"6","C":"8","D":"10"},"correct_answer":"C"},
    {"id":145,"difficulty":"hard","question":"If |x| + |y| = 6 and x = y, what is the value of x?","options":{"A":"3","B":"-3","C":"3 or -3","D":"0"},"correct_answer":"C"},
    {"id":146,"difficulty":"hard","question":"How many integers x satisfy |x| ≤ 10 and x is odd?","options":{"A":"9","B":"10","C":"11","D":"12"},"correct_answer":"C"},
    {"id":147,"difficulty":"hard","question":"Find the sum of all integers from -25 to 25 that are even.","options":{"A":"0","B":"25","C":"-25","D":"50"},"correct_answer":"A"},
    {"id":148,"difficulty":"hard","question":"The difference of two integers is 14 and their sum is 6. Find the larger integer.","options":{"A":"10","B":"-4","C":"4","D":"-10"},"correct_answer":"A"},
    {"id":149,"difficulty":"hard","question":"If |x + 3| = |x - 5|, find x.","options":{"A":"1","B":"-1","C":"4","D":"-4"},"correct_answer":"A"},
    {"id":150,"difficulty":"hard","question":"Find the sum of all integers x such that |2x - 4| ≤ 6.","options":{"A":"0","B":"6","C":"8","D":"10"},"correct_answer":"B"}
  ]
}