{
  "title": "Unitary Method - Grade 6 ICSE",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "If 3 apples cost ₹30, what is the cost of 1 apple? 🍎",
      "options": { "A": "₹8", "B": "₹10", "C": "₹12", "D": "₹15" },
      "correct_answer": "B"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "5 pencils cost ₹25. How much for 1 pencil? ✏️",
      "options": { "A": "₹4", "B": "₹5", "C": "₹6", "D": "₹7" },
      "correct_answer": "B"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "If 2 books weigh 6 kg, what is the weight of 1 book? 📚",
      "options": { "A": "2 kg", "B": "3 kg", "C": "4 kg", "D": "5 kg" },
      "correct_answer": "B"
    },
    {
      "id": 4,
      "difficulty": "easy",
      "question": "8 oranges cost ₹40. Find cost of 1 orange. 🍊",
      "options": { "A": "₹4", "B": "₹5", "C": "₹6", "D": "₹7" },
      "correct_answer": "B"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "If 4 chocolates cost ₹36, cost of 1 chocolate? 🍫",
      "options": { "A": "₹7", "B": "₹8", "C": "₹9", "D": "₹10" },
      "correct_answer": "C"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "10 pens cost ₹50. Price of 1 pen? 🖊️",
      "options": { "A": "₹4", "B": "₹5", "C": "₹6", "D": "₹7" },
      "correct_answer": "B"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "If 6 bananas cost ₹30, cost of 1 banana? 🍌",
      "options": { "A": "₹4", "B": "₹5", "C": "₹6", "D": "₹7" },
      "correct_answer": "B"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "12 eggs cost ₹60. How much for 1 egg? 🥚",
      "options": { "A": "₹4", "B": "₹5", "C": "₹6", "D": "₹7" },
      "correct_answer": "B"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "If 7 notebooks cost ₹70, cost of 1 notebook? 📓",
      "options": { "A": "₹8", "B": "₹9", "C": "₹10", "D": "₹11" },
      "correct_answer": "C"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "9 erasers cost ₹27. Price of 1 eraser? 🧽",
      "options": { "A": "₹2", "B": "₹3", "C": "₹4", "D": "₹5" },
      "correct_answer": "B"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "If 1 pencil costs ₹6, how much for 5 pencils? ✏️",
      "options": { "A": "₹25", "B": "₹30", "C": "₹35", "D": "₹40" },
      "correct_answer": "B"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "1 chocolate costs ₹15. Cost of 3 chocolates? 🍫",
      "options": { "A": "₹40", "B": "₹45", "C": "₹50", "D": "₹55" },
      "correct_answer": "B"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "If 1 toy costs ₹20, how much for 6 toys? 🧸",
      "options": { "A": "₹100", "B": "₹110", "C": "₹120", "D": "₹130" },
      "correct_answer": "C"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "1 book costs ₹45. Price of 4 books? 📘",
      "options": { "A": "₹160", "B": "₹170", "C": "₹180", "D": "₹190" },
      "correct_answer": "C"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "If 1 orange costs ₹8, cost of 7 oranges? 🍊",
      "options": { "A": "₹50", "B": "₹52", "C": "₹54", "D": "₹56" },
      "correct_answer": "D"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "1 packet of chips costs ₹12. Cost of 5 packets? 🍟",
      "options": { "A": "₹55", "B": "₹58", "C": "₹60", "D": "₹62" },
      "correct_answer": "C"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "If 1 pen costs ₹9, how much for 8 pens? 🖊️",
      "options": { "A": "₹70", "B": "₹72", "C": "₹74", "D": "₹76" },
      "correct_answer": "B"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "1 ball costs ₹25. Price of 3 balls? ⚽",
      "options": { "A": "₹65", "B": "₹70", "C": "₹75", "D": "₹80" },
      "correct_answer": "C"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "If 1 eraser costs ₹4, cost of 10 erasers? 🧽",
      "options": { "A": "₹38", "B": "₹40", "C": "₹42", "D": "₹44" },
      "correct_answer": "B"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "1 ruler costs ₹15. Cost of 6 rulers? 📏",
      "options": { "A": "₹85", "B": "₹88", "C": "₹90", "D": "₹92" },
      "correct_answer": "C"
    },

    {
      "id": 21,
      "difficulty": "medium",
      "question": "If 5 pens cost ₹75, what is the cost of 8 pens? 🖊️",
      "options": { "A": "₹100", "B": "₹110", "C": "₹120", "D": "₹130" },
      "correct_answer": "C"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "12 books cost ₹960. Find cost of 7 books. 📚",
      "options": { "A": "₹540", "B": "₹550", "C": "₹560", "D": "₹570" },
      "correct_answer": "C"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "If 8 kg sugar costs ₹400, cost of 11 kg sugar? 🧂",
      "options": { "A": "₹520", "B": "₹540", "C": "₹550", "D": "₹560" },
      "correct_answer": "C"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "15 chocolates cost ₹225. How much for 9 chocolates? 🍫",
      "options": { "A": "₹125", "B": "₹130", "C": "₹135", "D": "₹140" },
      "correct_answer": "C"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "If 6 shirts cost ₹1500, cost of 10 shirts? 👕",
      "options": { "A": "₹2400", "B": "₹2450", "C": "₹2500", "D": "₹2550" },
      "correct_answer": "C"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "20 m cloth costs ₹800. Price of 13 m cloth? 👗",
      "options": { "A": "₹500", "B": "₹510", "C": "₹520", "D": "₹530" },
      "correct_answer": "C"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "If 9 toys cost ₹1080, cost of 15 toys? 🧸",
      "options": { "A": "₹1700", "B": "₹1750", "C": "₹1800", "D": "₹1850" },
      "correct_answer": "C"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "14 packets cost ₹350. Find cost of 22 packets. 📦",
      "options": { "A": "₹540", "B": "₹545", "C": "₹550", "D": "₹555" },
      "correct_answer": "C"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "If 10 chairs cost ₹2500, cost of 16 chairs? 🪑",
      "options": { "A": "₹3900", "B": "₹3950", "C": "₹4000", "D": "₹4050" },
      "correct_answer": "C"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "18 oranges cost ₹270. Price of 25 oranges? 🍊",
      "options": { "A": "₹360", "B": "₹370", "C": "₹375", "D": "₹380" },
      "correct_answer": "C"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "If 7 kg apples cost ₹315, cost of 12 kg apples? 🍎",
      "options": { "A": "₹530", "B": "₹540", "C": "₹550", "D": "₹560" },
      "correct_answer": "B"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "24 pencils cost ₹120. Cost of 35 pencils? ✏️",
      "options": { "A": "₹170", "B": "₹175", "C": "₹180", "D": "₹185" },
      "correct_answer": "B"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "If 11 notebooks cost ₹495, cost of 19 notebooks? 📓",
      "options": { "A": "₹840", "B": "₹850", "C": "₹855", "D": "₹860" },
      "correct_answer": "C"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "16 pens cost ₹400. Price of 27 pens? 🖊️",
      "options": { "A": "₹670", "B": "₹675", "C": "₹680", "D": "₹685" },
      "correct_answer": "B"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "If 13 m ribbon costs ₹195, cost of 21 m ribbon? 🎀",
      "options": { "A": "₹305", "B": "₹310", "C": "₹315", "D": "₹320" },
      "correct_answer": "C"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "22 erasers cost ₹132. Cost of 30 erasers? 🧽",
      "options": { "A": "₹175", "B": "₹178", "C": "₹180", "D": "₹185" },
      "correct_answer": "C"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "If 25 kg rice costs ₹750, cost of 40 kg rice? 🍚",
      "options": { "A": "₹1180", "B": "₹1190", "C": "₹1200", "D": "₹1210" },
      "correct_answer": "C"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "30 toys cost ₹900. Price of 45 toys? 🧸",
      "options": { "A": "₹1330", "B": "₹1340", "C": "₹1350", "D": "₹1360" },
      "correct_answer": "C"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "If 17 books cost ₹850, cost of 26 books? 📚",
      "options": { "A": "₹1280", "B": "₹1290", "C": "₹1300", "D": "₹1310" },
      "correct_answer": "C"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "36 biscuits cost ₹180. Cost of 55 biscuits? 🍪",
      "options": { "A": "₹270", "B": "₹274", "C": "₹275", "D": "₹280" },
      "correct_answer": "C"
    },

    {
      "id": 41,
      "difficulty": "hard",
      "question": "If 4 men can complete a work in 12 days, how many days for 1 man? 👷",
      "options": {
        "A": "36 days",
        "B": "42 days",
        "C": "48 days",
        "D": "54 days"
      },
      "correct_answer": "C"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "5 pipes fill a tank in 20 minutes. How long for 8 pipes? ⏳",
      "options": {
        "A": "10.5 min",
        "B": "11.5 min",
        "C": "12.5 min",
        "D": "13.5 min"
      },
      "correct_answer": "C"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "A car travels 240 km in 4 hours. How far in 7 hours at same speed? 🚗",
      "options": { "A": "400 km", "B": "410 km", "C": "420 km", "D": "430 km" },
      "correct_answer": "C"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "If 6 workers earn ₹9000 in 5 days, how much will 9 workers earn in 7 days? 💰",
      "options": { "A": "₹17500", "B": "₹18000", "C": "₹18500", "D": "₹18900" },
      "correct_answer": "D"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "8 machines produce 400 items in 10 days. How many items by 12 machines in 15 days? 🏭",
      "options": { "A": "850", "B": "880", "C": "900", "D": "920" },
      "correct_answer": "C"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "If 15 soldiers have food for 24 days, how long will food last for 18 soldiers? 🍛",
      "options": {
        "A": "18 days",
        "B": "19 days",
        "C": "20 days",
        "D": "21 days"
      },
      "correct_answer": "C"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "A cyclist covers 60 km in 3 hours. How long to cover 140 km at same speed? 🚴",
      "options": {
        "A": "6 hours",
        "B": "7 hours",
        "C": "8 hours",
        "D": "9 hours"
      },
      "correct_answer": "B"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "If 12 workers build a wall in 18 days, how many workers to build it in 12 days? 🧱",
      "options": { "A": "16", "B": "17", "C": "18", "D": "19" },
      "correct_answer": "C"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "A train travels 300 km in 5 hours. How long for 450 km at same speed? 🚂",
      "options": {
        "A": "7 hours",
        "B": "7.5 hours",
        "C": "8 hours",
        "D": "8.5 hours"
      },
      "correct_answer": "B"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "If 20 men consume 50 kg rice in 10 days, how much rice will 30 men consume in 15 days? 🍚",
      "options": {
        "A": "110 kg",
        "B": "111.25 kg",
        "C": "112.5 kg",
        "D": "115 kg"
      },
      "correct_answer": "C"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "6 pumps empty a tank in 8 hours. How long for 9 pumps? ⛽",
      "options": {
        "A": "5 hours 20 min",
        "B": "5 hours 30 min",
        "C": "5 hours 40 min",
        "D": "5 hours 50 min"
      },
      "correct_answer": "A"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "If a family of 4 uses 60 liters water in 6 days, how much water for family of 7 in 10 days? 💧",
      "options": {
        "A": "165 liters",
        "B": "170 liters",
        "C": "175 liters",
        "D": "180 liters"
      },
      "correct_answer": "C"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "A garrison has food for 200 soldiers for 45 days. After 15 days, 50 soldiers leave. How long will remaining food last? 🍞",
      "options": {
        "A": "36 days",
        "B": "38 days",
        "C": "40 days",
        "D": "42 days"
      },
      "correct_answer": "C"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "If 5 workers can paint a fence in 12 days, how many workers needed to paint it in 6 days? 🎨",
      "options": { "A": "8", "B": "9", "C": "10", "D": "12" },
      "correct_answer": "C"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "A car travels 180 km using 12 liters petrol. How far can it go with 20 liters? ⛽",
      "options": { "A": "290 km", "B": "300 km", "C": "310 km", "D": "320 km" },
      "correct_answer": "B"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "If 8 men can reap a field in 15 days, in how many days can 12 men reap it? 🌾",
      "options": {
        "A": "8 days",
        "B": "9 days",
        "C": "10 days",
        "D": "12 days"
      },
      "correct_answer": "C"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "A camp has food for 120 people for 25 days. After 10 days, 30 more people join. How long will remaining food last? 🍲",
      "options": {
        "A": "10 days",
        "B": "11 days",
        "C": "12 days",
        "D": "13 days"
      },
      "correct_answer": "C"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "If 10 pumps can fill a tank in 18 hours, how many pumps to fill it in 12 hours? 🚰",
      "options": { "A": "14", "B": "15", "C": "16", "D": "18" },
      "correct_answer": "B"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "A bus covers 360 km in 6 hours. How long to cover 540 km at same speed? 🚌",
      "options": {
        "A": "8 hours",
        "B": "8.5 hours",
        "C": "9 hours",
        "D": "9.5 hours"
      },
      "correct_answer": "C"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "If 15 workers build a wall in 24 days, how many days for 20 workers? 🧱",
      "options": {
        "A": "16 days",
        "B": "17 days",
        "C": "18 days",
        "D": "19 days"
      },
      "correct_answer": "C"
    }
  ]
}