{
  "title": "Concept of Ratio (Ratio and Proportion) - Grade 5 ICSE",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "If there are 3 🍎 and 2 🍌, what is the ratio of apples to bananas? 📏",
      "options": { "A": "3:2", "B": "2:3", "C": "3:5", "D": "5:3" },
      "correct_answer": "A"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "A class has 4 boys and 6 girls. What is the ratio of boys to girls? 👦👧",
      "options": { "A": "6:4", "B": "4:10", "C": "4:6", "D": "2:3" },
      "correct_answer": "C"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "There are 5 🐱 and 1 🐶. What is the ratio of cats to dogs? 🐾",
      "options": { "A": "1:5", "B": "5:1", "C": "5:6", "D": "6:5" },
      "correct_answer": "B"
    },
    {
      "id": 4,
      "difficulty": "easy",
      "question": "If a box has 2 red balls 🔴 and 8 blue balls 🔵, what is the ratio of red to blue?",
      "options": { "A": "1:4", "B": "4:1", "C": "2:8", "D": "8:2" },
      "correct_answer": "A"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "A fruit basket has 3 oranges 🍊 and 7 mangoes 🥭. What is the ratio of oranges to mangoes?",
      "options": { "A": "7:3", "B": "3:7", "C": "3:10", "D": "10:3" },
      "correct_answer": "B"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "What is the ratio of 6 squares to 3 circles? ⬜⚪",
      "options": { "A": "1:2", "B": "2:1", "C": "6:3", "D": "3:6" },
      "correct_answer": "B"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "If a garden has 4 🌻 and 12 🌹, what is the simplest form of the ratio of sunflowers to roses?",
      "options": { "A": "4:12", "B": "1:3", "C": "3:1", "D": "12:4" },
      "correct_answer": "B"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "A packet has 5 chocolate 🍫 and 10 candy 🍬. What is the ratio of chocolates to candies?",
      "options": { "A": "1:2", "B": "2:1", "C": "1:3", "D": "5:10" },
      "correct_answer": "A"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "In a zoo, there are 9 monkeys 🐒 and 3 lions 🦁. What is the ratio of monkeys to lions?",
      "options": { "A": "1:3", "B": "9:3", "C": "3:1", "D": "3:9" },
      "correct_answer": "C"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "What is the ratio of 8 triangles to 4 stars? 🔺⭐",
      "options": { "A": "8:4", "B": "2:1", "C": "4:8", "D": "1:2" },
      "correct_answer": "B"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "If a pizza 🍕 has 8 slices and you eat 2, what is the ratio of eaten to total slices?",
      "options": {
        "A": "2:7",
        "B": "1:4",
        "C": "1:3",
        "D": "3:8"
      },
      "correct_answer": "B"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "A bookshelf has 15 books 📚 and 5 notebooks 📓. What is the ratio of books to notebooks?",
      "options": { "A": "15:5", "B": "3:1", "C": "1:3", "D": "5:15" },
      "correct_answer": "B"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "What is the ratio of vowels to consonants in the word 'RATIO'? 🔤",
      "options": { "A": "3:2", "B": "2:3", "C": "5:0", "D": "2:2" },
      "correct_answer": "A"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "A bag has 4 green marbles 🟢 and 5 yellow marbles 🟡. What is the ratio of green to yellow?",
      "options": { "A": "5:4", "B": "4:5", "C": "4:9", "D": "9:4" },
      "correct_answer": "B"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "What is the simplest form of the ratio 10:20? ✨",
      "options": { "A": "1:2", "B": "2:1", "C": "10:20", "D": "5:10" },
      "correct_answer": "A"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "If a rectangle's length is 6 cm and width is 3 cm, what is the ratio of length to width? 📐",
      "options": {
        "A": "3:2",
        "B": "2:1",
        "C": "1:2",
        "D": "6:1"
      },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "A farmer has 12 cows 🐄 and 4 sheep 🐑. What is the ratio of cows to sheep?",
      "options": { "A": "3:1", "B": "1:3", "C": "12:4", "D": "4:12" },
      "correct_answer": "A"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "What is the ratio of sides of a square to its corners? ⬛",
      "options": { "A": "4:4", "B": "1:1", "C": "4:1", "D": "1:4" },
      "correct_answer": "A"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "In a week, 5 days are sunny ☀️ and 2 are rainy 🌧️. What is the ratio of sunny to rainy days?",
      "options": { "A": "5:2", "B": "2:5", "C": "5:7", "D": "7:5" },
      "correct_answer": "A"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "A clock has 12 numbers and 3 hands. What is the ratio of numbers to hands? 🕒",
      "options": {
        "A": "4:1",
        "B": "12:4",
        "C": "3:12",
        "D": "1:4"
      },
      "correct_answer": "A"
    },
    {
      "id": 21,
      "difficulty": "medium",
      "question": "The ratio of Sam's to Ria's marbles is 3:4. If Sam has 15 marbles, how many does Ria have? 🎲",
      "options": { "A": "12", "B": "20", "C": "18", "D": "25" },
      "correct_answer": "B"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "Divide 60 pencils between two students in the ratio 2:3. How many pencils does each get? ✏️",
      "options": {
        "A": "20 & 40",
        "B": "24 & 36",
        "C": "30 & 30",
        "D": "18 & 42"
      },
      "correct_answer": "B"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "If the ratio of boys to girls is 5:3 and there are 25 boys, how many girls are there? 🏫",
      "options": { "A": "10", "B": "12", "C": "15", "D": "18" },
      "correct_answer": "C"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "A mixture requires paint in the ratio 2:5 of red to blue. If you have 6 liters of red, how much blue is needed? 🎨",
      "options": { "A": "10 L", "B": "12 L", "C": "15 L", "D": "18 L" },
      "correct_answer": "C"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "The ratio of storybooks to comics is 7:2. If there are 28 storybooks, how many comics are there? 📖",
      "options": { "A": "4", "B": "6", "C": "8", "D": "10" },
      "correct_answer": "C"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "A rope is cut in the ratio 3:7. If the longer piece is 21 m, what is the total length? 🧵",
      "options": { "A": "30 m", "B": "24 m", "C": "27 m", "D": "36 m" },
      "correct_answer": "A"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "The ratio of ages of A to B is 4:5. If A is 12 years old, how old is B? 🎂",
      "options": { "A": "10", "B": "14", "C": "15", "D": "18" },
      "correct_answer": "C"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "In a fruit basket, the ratio of apples to oranges is 5:3. If there are 15 oranges, how many apples? 🍎🍊",
      "options": { "A": "20", "B": "25", "C": "30", "D": "35" },
      "correct_answer": "B"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "If 40 sweets are shared in the ratio 3:2, how many more sweets does the first person get? 🍬",
      "options": { "A": "4", "B": "6", "C": "8", "D": "10" },
      "correct_answer": "C"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "The ratio of chairs to tables is 8:1. If there are 24 chairs, how many tables? 🪑",
      "options": { "A": "2", "B": "3", "C": "4", "D": "6" },
      "correct_answer": "B"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "A map scale is 1:1000. If 2 cm on the map represents how many meters in real life? 🗺️",
      "options": { "A": "10 m", "B": "20 m", "C": "25 m", "D": "30 m" },
      "correct_answer": "B"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "The ratio of cats to dogs in a park is 4:9. If there are 36 dogs, how many cats? 🐈🐕",
      "options": { "A": "12", "B": "14", "C": "16", "D": "18" },
      "correct_answer": "C"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "If ₹500 is divided in the ratio 2:3, what is the smaller share? 💰",
      "options": { "A": "₹150", "B": "₹200", "C": "₹250", "D": "₹300" },
      "correct_answer": "B"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "The ratio of three angles in a triangle is 2:3:4. What is the smallest angle? 📐",
      "options": { "A": "30°", "B": "40°", "C": "50°", "D": "60°" },
      "correct_answer": "B"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "A recipe uses flour and sugar in the ratio 8:3. If you use 24 cups of flour, how much sugar? 🧁",
      "options": {
        "A": "6 cups",
        "B": "8 cups",
        "C": "9 cups",
        "D": "12 cups"
      },
      "correct_answer": "C"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "The ratio of students who like math to science is 5:4. If 45 like math, how many like science? 🔬",
      "options": { "A": "32", "B": "36", "C": "40", "D": "44" },
      "correct_answer": "B"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "If the ratio of pencils to pens is 5:2 and there are 20 pens, how many pencils? 🖊️",
      "options": { "A": "40", "B": "50", "C": "60", "D": "70" },
      "correct_answer": "B"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "A rectangle's length and width are in ratio 5:2. If the width is 6 cm, what is the length? 📏",
      "options": { "A": "10 cm", "B": "12 cm", "C": "15 cm", "D": "18 cm" },
      "correct_answer": "C"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "Divide 90 chocolates between two friends in the ratio 4:5. How many chocolates does the second friend get? 🍫",
      "options": { "A": "40", "B": "45", "C": "50", "D": "55" },
      "correct_answer": "C"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "The ratio of blue to red balls is 7:5. If there are 35 blue balls, how many red balls? 🔵🔴",
      "options": { "A": "20", "B": "25", "C": "28", "D": "30" },
      "correct_answer": "B"
    },
    {
      "id": 41,
      "difficulty": "hard",
      "question": "The ratio of three numbers is 2:3:5. Their sum is 200. What is the largest number? 🔢",
      "options": { "A": "60", "B": "80", "C": "100", "D": "120" },
      "correct_answer": "C"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "If A:B = 3:4 and B:C = 5:6, find A:C. 🤔",
      "options": { "A": "5:8", "B": "15:24", "C": "3:6", "D": "9:10" },
      "correct_answer": "A"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "Two numbers are in the ratio 7:9. If the larger is 108, what is their sum? ➕",
      "options": { "A": "168", "B": "180", "C": "192", "D": "204" },
      "correct_answer": "C"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "The ratio of copper to zinc in an alloy is 5:3. If the alloy weighs 48 kg, how much copper? ⚖️",
      "options": { "A": "18 kg", "B": "20 kg", "C": "25 kg", "D": "30 kg" },
      "correct_answer": "D"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "If ₹840 is divided among A, B, C in the ratio 2:3:5, what is B's share? 💸",
      "options": { "A": "₹168", "B": "₹252", "C": "₹280", "D": "₹420" },
      "correct_answer": "B"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "The sides of a triangle are in the ratio 3:4:5. If the perimeter is 72 cm, find the longest side. 📐",
      "options": { "A": "18 cm", "B": "24 cm", "C": "30 cm", "D": "36 cm" },
      "correct_answer": "C"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "A bag has ₹1, ₹2, ₹5 coins in the ratio 5:2:1. If total money is ₹140, how many ₹5 coins? 💰",
      "options": {
        "A": "10",
        "B": "12",
        "C": "15",
        "D": "20"
      },
      "correct_answer": "A"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "If 2A = 3B = 4C, find A:B:C. 🔄",
      "options": { "A": "6:4:3", "B": "12:8:6", "C": "3:4:6", "D": "4:3:2" },
      "correct_answer": "A"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "The ratio of present ages of father and son is 7:2. After 10 years, the ratio becomes 9:4. Find the son's present age. 🎂",
      "options": {
        "A": "8 years",
        "B": "10 years",
        "C": "12 years",
        "D": "14 years"
      },
      "correct_answer": "B"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "If a number is divided in the ratio 5:3 and the larger part is 75, what is the number? 🔢",
      "options": { "A": "100", "B": "120", "C": "140", "D": "160" },
      "correct_answer": "B"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "The ratio of the number of boys and girls in a school is 8:5. If there are 160 girls, how many boys? 🏫",
      "options": { "A": "200", "B": "240", "C": "256", "D": "280" },
      "correct_answer": "C"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "A mixture of milk and water is in the ratio 4:1. If 5 liters of water is added, the ratio becomes 4:3. Find the initial milk quantity. 🥛",
      "options": { "A": "10 L", "B": "12 L", "C": "15 L", "D": "20 L" },
      "correct_answer": "A"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "Two numbers are in the ratio 3:4. If 8 is added to each, the ratio becomes 5:6. Find the smaller number. ➕",
      "options": { "A": "12", "B": "16", "C": "20", "D": "24" },
      "correct_answer": "A"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "Divide ₹3000 among A, B, C so that A gets twice as B and B gets thrice as C. How much does C get? 💰",
      "options": { "A": "₹200", "B": "₹300", "C": "₹400", "D": "₹500" },
      "correct_answer": "B"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "The ratio of incomes of two persons is 7:5. If each saves ₹2000, find their expenditures. 💵",
      "options": {
        "A": "₹12000 & ₹8000",
        "B": "₹10000 & ₹6000",
        "C": "₹14000 & ₹12000",
        "D": "₹16000 & ₹14000"
      },
      "correct_answer": "A"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "If x:y = 3:4 and y:z = 6:7, find x:y:z. 🔢",
      "options": {
        "A": "9:12:14",
        "B": "3:4:7",
        "C": "6:8:7",
        "D": "12:16:21"
      },
      "correct_answer": "A"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "A sum of money is divided among P, Q, R in the ratio 2:3:7. If R gets ₹700 more than P, what is the total? 💸",
      "options": {
        "A": "₹1560",
        "B": "₹1600",
        "C": "₹1680",
        "D": "₹1800"
      },
      "correct_answer": "C"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "The ratio of students in three classes is 2:3:5. If 20 more students join the second class, the ratio becomes 2:4:5. Find the initial total students. 🧑‍🎓",
      "options": {
        "A": "150",
        "B": "200",
        "C": "250",
        "D": "300"
      },
      "correct_answer": "B"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "Two numbers are in the ratio 5:6. If their product is 1470, what is the smaller number? ✖️",
      "options": { "A": "30", "B": "35", "C": "42", "D": "45" },
      "correct_answer": "B"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "If the ratio of the areas of two squares is 9:16, what is the ratio of their sides? ⬛",
      "options": { "A": "3:4", "B": "4:3", "C": "9:16", "D": "16:9" },
      "correct_answer": "A"
    }
  ]
}