{
  "title": "Simple Equations (Patterns, Sequences, Algebra Readiness) - Grade 5",
  "total_questions": 100,
  "questions": [
    {"id": 1, "difficulty": "easy", "question": "If x + 3 = 8, what is the value of x?", "options": {"A": "3", "B": "5", "C": "11", "D": "4"}, "correct_answer": "B"},
    {"id": 2, "difficulty": "easy", "question": "Find the missing number: 7 + ? = 12", "options": {"A": "4", "B": "6", "C": "5", "D": "19"}, "correct_answer": "C"},
    {"id": 3, "difficulty": "easy", "question": "What is the value of y if y - 4 = 1?", "options": {"A": "3", "B": "5", "C": "4", "D": "6"}, "correct_answer": "B"},
    {"id": 4, "difficulty": "easy", "question": "Solve for n: n + n = 10", "options": {"A": "10", "B": "2", "C": "5", "D": "8"}, "correct_answer": "C"},
    {"id": 5, "difficulty": "easy", "question": "If 5 x a = 15, what is a?", "options": {"A": "10", "B": "20", "C": "3", "D": "5"}, "correct_answer": "C"},
    {"id": 6, "difficulty": "easy", "question": "Complete the equation: 9 - ? = 2", "options": {"A": "11", "B": "7", "C": "6", "D": "5"}, "correct_answer": "B"},
    {"id": 7, "difficulty": "easy", "question": "What is the value of p if p + 0 = 9?", "options": {"A": "0", "B": "1", "C": "9", "D": "10"}, "correct_answer": "C"},
    {"id": 8, "difficulty": "easy", "question": "Solve for k: 12 ÷ k = 3", "options": {"A": "2", "B": "3", "C": "6", "D": "4"}, "correct_answer": "D"},
    {"id": 9, "difficulty": "easy", "question": "Find the missing number: ? x 4 = 20", "options": {"A": "6", "B": "5", "C": "4", "D": "3"}, "correct_answer": "B"},
    {"id": 10, "difficulty": "easy", "question": "If m - 7 = 3, then m equals?", "options": {"A": "4", "B": "21", "C": "9", "D": "10"}, "correct_answer": "D"},
    {"id": 11, "difficulty": "easy", "question": "What number added to 6 gives 14?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 12, "difficulty": "easy", "question": "Solve: 8 x b = 32", "options": {"A": "3", "B": "6", "C": "4", "D": "5"}, "correct_answer": "C"},
    {"id": 13, "difficulty": "easy", "question": "If 18 ÷ d = 6, what is d?", "options": {"A": "2", "B": "4", "C": "3", "D": "5"}, "correct_answer": "C"},
    {"id": 14, "difficulty": "easy", "question": "Find the value of t: t + 10 = 19", "options": {"A": "8", "B": "10", "C": "9", "D": "11"}, "correct_answer": "C"},
    {"id": 15, "difficulty": "easy", "question": "What is 15 divided by a number to get 5?", "options": {"A": "4", "B": "5", "C": "3", "D": "2"}, "correct_answer": "C"},
    {"id": 16, "difficulty": "easy", "question": "Solve for r: r - 5 = 5", "options": {"A": "0", "B": "10", "C": "1", "D": "9"}, "correct_answer": "B"},
    {"id": 17, "difficulty": "easy", "question": "If 2 x s = 16, what is s?", "options": {"A": "7", "B": "9", "C": "8", "D": "6"}, "correct_answer": "C"},
    {"id": 18, "difficulty": "easy", "question": "Find the missing number: 11 - ? = 4", "options": {"A": "6", "B": "8", "C": "7", "D": "5"}, "correct_answer": "C"},
    {"id": 19, "difficulty": "easy", "question": "What is the value of w if w + 8 = 17?", "options": {"A": "8", "B": "10", "C": "9", "D": "7"}, "correct_answer": "C"},
    {"id": 20, "difficulty": "easy", "question": "Solve: 21 ÷ f = 7", "options": {"A": "4", "B": "2", "C": "5", "D": "3"}, "correct_answer": "D"},
    {"id": 21, "difficulty": "medium", "question": "Solve for x: 2x + 5 = 15", "options": {"A": "10", "B": "7", "C": "5", "D": "6"}, "correct_answer": "C"},
    {"id": 22, "difficulty": "medium", "question": "Find the missing number in the pattern: 3, 6, 9, __, 15", "options": {"A": "10", "B": "11", "C": "12", "D": "13"}, "correct_answer": "C"},
    {"id": 23, "difficulty": "medium", "question": "If 3y - 4 = 11, what is y?", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "C"},
    {"id": 24, "difficulty": "medium", "question": "What is the next number in the sequence: 5, 10, 15, 20, ?", "options": {"A": "21", "B": "22", "C": "25", "D": "30"}, "correct_answer": "C"},
    {"id": 25, "difficulty": "medium", "question": "A number multiplied by 4 and then added to 3 gives 19. What is the number?", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "B"},
    {"id": 26, "difficulty": "medium", "question": "Solve for a: 4a + 7 = 31", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "C"},
    {"id": 27, "difficulty": "medium", "question": "Find the rule for the pattern: 8, 16, 24, 32...", "options": {"A": "Add 6", "B": "Add 8", "C": "Multiply by 2", "D": "Multiply by 3"}, "correct_answer": "B"},
    {"id": 28, "difficulty": "medium", "question": "If 5p - 3 = 22, then p is?", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "B"},
    {"id": 29, "difficulty": "medium", "question": "What is the 6th term in the sequence: 2, 4, 6, 8...?", "options": {"A": "10", "B": "11", "C": "12", "D": "14"}, "correct_answer": "C"},
    {"id": 30, "difficulty": "medium", "question": "Solve: 12 + 2m = 20", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "B"},
    {"id": 31, "difficulty": "medium", "question": "Find the missing number: 7, 14, 21, __, 35", "options": {"A": "25", "B": "26", "C": "27", "D": "28"}, "correct_answer": "D"},
    {"id": 32, "difficulty": "medium", "question": "If (n ÷ 2) = 9, what is n?", "options": {"A": "16", "B": "18", "C": "20", "D": "22"}, "correct_answer": "B"},
    {"id": 33, "difficulty": "medium", "question": "A number is doubled and then 5 is subtracted to get 13. What is the number?", "options": {"A": "7", "B": "8", "C": "9", "D": "10"}, "correct_answer": "C"},
    {"id": 34, "difficulty": "medium", "question": "Solve for x: 3(x + 1) = 15", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "B"},
    {"id": 35, "difficulty": "medium", "question": "What is the rule for the pattern: 45, 40, 35, 30...?", "options": {"A": "Subtract 3", "B": "Subtract 4", "C": "Subtract 5", "D": "Subtract 6"}, "correct_answer": "C"},
    {"id": 36, "difficulty": "medium", "question": "If 2k + 8 = 18, what is k?", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "B"},
    {"id": 37, "difficulty": "medium", "question": "Find the next number: 1, 4, 9, 16, 25, ?", "options": {"A": "30", "B": "34", "C": "36", "D": "40"}, "correct_answer": "C"},
    {"id": 38, "difficulty": "medium", "question": "Solve: 25 - 3q = 10", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "C"},
    {"id": 39, "difficulty": "medium", "question": "What is the missing number in the sequence: 10, 20, __, 40, 50", "options": {"A": "25", "B": "30", "C": "35", "D": "38"}, "correct_answer": "B"},
    {"id": 40, "difficulty": "medium", "question": "If 4 times a number is 48, what is the number?", "options": {"A": "10", "B": "11", "C": "12", "D": "13"}, "correct_answer": "C"},
    {"id": 41, "difficulty": "medium", "question": "Solve for b: 5b - 12 = 28", "options": {"A": "6", "B": "7", "C": "8", "D": "9"}, "correct_answer": "C"},
    {"id": 42, "difficulty": "medium", "question": "Find the pattern: 2, 6, 18, 54... What is the rule?", "options": {"A": "Add 4", "B": "Multiply by 2", "C": "Multiply by 3", "D": "Add 12"}, "correct_answer": "C"},
    {"id": 43, "difficulty": "medium", "question": "What is the value of y in 6y + 3 = 27?", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "B"},
    {"id": 44, "difficulty": "medium", "question": "A sequence starts at 50 and decreases by 5 each time. What is the 4th term?", "options": {"A": "30", "B": "35", "C": "40", "D": "45"}, "correct_answer": "B"},
    {"id": 45, "difficulty": "medium", "question": "Solve: 15 = 2c + 7", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "B"},
    {"id": 46, "difficulty": "medium", "question": "Find the missing number: 64, 32, 16, __, 4", "options": {"A": "10", "B": "8", "C": "12", "D": "6"}, "correct_answer": "B"},
    {"id": 47, "difficulty": "medium", "question": "If 8d - 5 = 35, then d is?", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "B"},
    {"id": 48, "difficulty": "medium", "question": "What is the 5th term in the pattern: 1, 3, 5, 7...?", "options": {"A": "8", "B": "9", "C": "10", "D": "11"}, "correct_answer": "B"},
    {"id": 49, "difficulty": "medium", "question": "Solve for x: x/4 = 5", "options": {"A": "18", "B": "20", "C": "22", "D": "24"}, "correct_answer": "B"},
    {"id": 50, "difficulty": "medium", "question": "Find the rule: 81, 72, 63, 54...", "options": {"A": "Subtract 8", "B": "Subtract 9", "C": "Subtract 7", "D": "Divide by 3"}, "correct_answer": "B"},
    {"id": 51, "difficulty": "medium", "question": "If 9 + 2z = 25, what is z?", "options": {"A": "7", "B": "8", "C": "9", "D": "10"}, "correct_answer": "B"},
    {"id": 52, "difficulty": "medium", "question": "What is the next number: 100, 90, 81, 73. ? (Decreasing by 10, 9, 8...)", "options": {"A": "65", "B": "66", "C": "67", "D": "68"}, "correct_answer": "B"},
    {"id": 53, "difficulty": "medium", "question": "Solve: 30 - 4e = 10", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "B"},
    {"id": 54, "difficulty": "medium", "question": "Find the missing number: 6, 12, 18, __, 30", "options": {"A": "20", "B": "22", "C": "24", "D": "26"}, "correct_answer": "C"},
    {"id": 55, "difficulty": "medium", "question": "If 7f + 2 = 44, then f is?", "options": {"A": "5", "B": "6", "C": "7", "D": "8"}, "correct_answer": "B"},
    {"id": 56, "difficulty": "medium", "question": "What is the pattern? 1, 4, 7, 10, 13...", "options": {"A": "Add 2", "B": "Add 3", "C": "Add 4", "D": "Multiply by 2"}, "correct_answer": "B"},
    {"id": 57, "difficulty": "medium", "question": "Solve for g: 5(g - 1) = 20", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "C"},
    {"id": 58, "difficulty": "medium", "question": "A number is divided by 5 and then 2 is added to get 7. What is the number?", "options": {"A": "20", "B": "25", "C": "30", "D": "35"}, "correct_answer": "B"},
    {"id": 59, "difficulty": "medium", "question": "Find the next term: 0, 3, 8, 15, 24, ?", "options": {"A": "30", "B": "32", "C": "35", "D": "36"}, "correct_answer": "C"},
    {"id": 60, "difficulty": "medium", "question": "Solve: 42 ÷ h = 6", "options": {"A": "6", "B": "7", "C": "8", "D": "9"}, "correct_answer": "B"},
    {"id": 61, "difficulty": "medium", "question": "If 3j - 7 = 20, what is j?", "options": {"A": "7", "B": "8", "C": "9", "D": "10"}, "correct_answer": "C"},
    {"id": 62, "difficulty": "medium", "question": "What is the missing number in 11, 22, 33, __, 55?", "options": {"A": "40", "B": "42", "C": "44", "D": "46"}, "correct_answer": "C"},
    {"id": 63, "difficulty": "medium", "question": "Solve for m: 2m + 3m = 25", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "B"},
    {"id": 64, "difficulty": "medium", "question": "Find the rule: 100, 50, 25, 12.5...", "options": {"A": "Subtract 25", "B": "Divide by 2", "C": "Divide by 5", "D": "Subtract 50"}, "correct_answer": "B"},
    {"id": 65, "difficulty": "medium", "question": "If 10n + 5 = 65, then n is?", "options": {"A": "5", "B": "6", "C": "7", "D": "8"}, "correct_answer": "B"},
    {"id": 66, "difficulty": "medium", "question": "What is the 7th number in the sequence: 4, 8, 12, 16...?", "options": {"A": "24", "B": "26", "C": "28", "D": "30"}, "correct_answer": "C"},
    {"id": 67, "difficulty": "medium", "question": "Solve: 16 = 4r - 4", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "C"},
    {"id": 68, "difficulty": "medium", "question": "Find the pattern: 2, 5, 11, 23... What comes next?", "options": {"A": "35", "B": "41", "C": "47", "D": "49"}, "correct_answer": "C"},
    {"id": 69, "difficulty": "medium", "question": "If 12 - 2s = 4, what is s?", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "B"},
    {"id": 70, "difficulty": "medium", "question": "A number is tripled and then increased by 8 to get 29. What is the number?", "options": {"A": "6", "B": "7", "C": "8", "D": "9"}, "correct_answer": "B"},
    {"id": 71, "difficulty": "medium", "question": "Solve for t: 3t + 5t = 40", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "B"},
    {"id": 72, "difficulty": "medium", "question": "What is the rule for the sequence: 1, 8, 27, 64...?", "options": {"A": "Add 7", "B": "Cube of 1,2,3,4", "C": "Multiply by 8", "D": "Square of 1,2,3,4"}, "correct_answer": "B"},
    {"id": 73, "difficulty": "medium", "question": "If 20 ÷ p = 5, what is p?", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "B"},
    {"id": 74, "difficulty": "medium", "question": "Find the missing number: 13, 26, 39, __, 65", "options": {"A": "50", "B": "51", "C": "52", "D": "53"}, "correct_answer": "C"},
    {"id": 75, "difficulty": "medium", "question": "Solve: 50 - 6u = 20", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "B"},
    {"id": 76, "difficulty": "medium", "question": "What is the next number in 0.5, 1.0, 1.5, 2.0, ?", "options": {"A": "2.2", "B": "2.5", "C": "2.8", "D": "3.0"}, "correct_answer": "B"},
    {"id": 77, "difficulty": "medium", "question": "If 4v + 10 = 34, then v is?", "options": {"A": "5", "B": "6", "C": "7", "D": "8"}, "correct_answer": "B"},
    {"id": 78, "difficulty": "medium", "question": "Find the pattern: 1, 1, 2, 3, 5, 8, 13... What is the next number?", "options": {"A": "18", "B": "19", "C": "20", "D": "21"}, "correct_answer": "D"},
    {"id": 79, "difficulty": "medium", "question": "Solve for w: 7w - 14 = 42", "options": {"A": "7", "B": "8", "C": "9", "D": "10"}, "correct_answer": "B"},
    {"id": 80, "difficulty": "medium", "question": "A number is added to itself and then 10 is subtracted to get 12. What is the number?", "options": {"A": "10", "B": "11", "C": "12", "D": "13"}, "correct_answer": "B"},
    {"id": 81, "difficulty": "hard", "question": "Solve for x: 2(3x + 1) = 20", "options": {"A": "2", "B": "3", "C": "4", "D": "5"}, "correct_answer": "B"},
    {"id": 82, "difficulty": "hard", "question": "Find the 10th term in the sequence: 5, 9, 13, 17, 21...", "options": {"A": "39", "B": "40", "C": "41", "D": "42"}, "correct_answer": "C"},
    {"id": 83, "difficulty": "hard", "question": "If 3(x - 4) = 2(x + 1), what is x?", "options": {"A": "10", "B": "12", "C": "14", "D": "16"}, "correct_answer": "C"},
    {"id": 84, "difficulty": "hard", "question": "The sum of three consecutive numbers is 33. What is the largest number?", "options": {"A": "10", "B": "11", "C": "12", "D": "13"}, "correct_answer": "C"},
    {"id": 85, "difficulty": "hard", "question": "Solve: (y/3) + 5 = 11", "options": {"A": "15", "B": "16", "C": "17", "D": "18"}, "correct_answer": "D"},
    {"id": 86, "difficulty": "hard", "question": "A pattern starts at 1 and multiplies by 3 each time. What is the 6th term?", "options": {"A": "81", "B": "243", "C": "729", "D": "2187"}, "correct_answer": "B"},
    {"id": 87, "difficulty": "hard", "question": "If 5z - 3 = 2z + 12, what is z?", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "C"},
    {"id": 88, "difficulty": "hard", "question": "The sum of two numbers is 25 and their difference is 5. What is the larger number?", "options": {"A": "10", "B": "12", "C": "15", "D": "20"}, "correct_answer": "C"},
    {"id": 89, "difficulty": "hard", "question": "Solve for a: 4a + 7 - 2a = 19", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "C"},
   {
  "id": 90,
  "difficulty": "hard",
  "question": "What is the 8th term in the Fibonacci-like sequence: 2, 2, 4, 6, 10, 16...?",
  "options": {
    "A": "24",
    "B": "42",
    "C": "46",
    "D": "48"
  },
  "correct_answer": "B"
}
, {"id": 91, "difficulty": "hard", "question": "If 2(b + 5) = 3(b - 2), find b.", "options": {"A": "14", "B": "15", "C": "16", "D": "17"}, "correct_answer": "C"},
    {"id": 92, "difficulty": "hard", "question": "A number is multiplied by 4, then 6 is added. The result is the same as when the number is multiplied by 5 and then 2 is subtracted. What is the number?", "options": {"A": "6", "B": "7", "C": "8", "D": "9"}, "correct_answer": "C"},
    {"id": 93, "difficulty": "hard", "question": "Solve: 0.5x + 2 = 5", "options": {"A": "4", "B": "5", "C": "6", "D": "7"}, "correct_answer": "C"},
    {"id": 94, "difficulty": "hard", "question": "Find the pattern: 1, 3, 7, 15, 31... What is the next number?", "options": {"A": "47", "B": "53", "C": "63", "D": "65"}, "correct_answer": "C"},
    {"id": 95, "difficulty": "hard", "question": "If 8 - 3c = c + 4, what is c?", "options": {"A": "0.5", "B": "1", "C": "1.5", "D": "2"}, "correct_answer": "B"},
  {
  "id": 96,
  "difficulty": "hard",
  "question": "The product of a number and 5 is 30 more than twice the number. What is the number?",
  "options": {
    "A": "10",
    "B": "11",
    "C": "12",
    "D": "13"
  },
  "correct_answer": "A"
}
,  {"id": 97, "difficulty": "hard", "question": "Solve for n: (2n/5) = 8", "options": {"A": "18", "B": "19", "C": "20", "D": "21"}, "correct_answer": "C"},
    {"id": 98, "difficulty": "hard", "question": "What is the sum of the first 5 terms in the sequence: 10, 20, 30, 40...?", "options": {"A": "100", "B": "120", "C": "140", "D": "150"}, "correct_answer": "D"},
    {"id": 99, "difficulty": "hard", "question": "If 7m + 15 = 4m + 30, what is m?", "options": {"A": "3", "B": "4", "C": "5", "D": "6"}, "correct_answer": "C"},
    {"id": 100, "difficulty": "hard", "question": "A sequence is defined by the rule 'multiply by 2 and add 1'. If the first term is 3, what is the 4th term?", "options": {"A": "23", "B": "31", "C": "47", "D": "63"}, "correct_answer": "B"}
  ]
}