{
  "title": "Money - Four Operations on Money",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "Easy",
      "question": "A pencil costs ₹5. Riya buys 2 pencils. How much does she pay?",
      "options": { "A": "₹10", "B": "₹5", "C": "₹15", "D": "₹20" },
      "correct_answer": "A"
    },
    {
      "id": 2,
      "difficulty": "Easy",
      "question": "A rubber costs ₹3. How much do 3 rubbers cost?",
      "options": { "A": "₹6", "B": "₹9", "C": "₹3", "D": "₹12" },
      "correct_answer": "B"
    },
    {
      "id": 3,
      "difficulty": "Easy",
      "question": "A ball costs ₹20. You pay ₹50. How much change do you get?",
      "options": { "A": "₹20", "B": "₹30", "C": "₹10", "D": "₹40" },
      "correct_answer": "B"
    },
    {
      "id": 4,
      "difficulty": "Easy",
      "question": "A notebook costs ₹15. What is the cost of 2 notebooks?",
      "options": { "A": "₹25", "B": "₹30", "C": "₹20", "D": "₹15" },
      "correct_answer": "B"
    },
    {
      "id": 5,
      "difficulty": "Easy",
      "question": "A toy car costs ₹10. How much do 4 toy cars cost?",
      "options": { "A": "₹20", "B": "₹30", "C": "₹40", "D": "₹50" },
      "correct_answer": "C"
    },
    {
      "id": 6,
      "difficulty": "Easy",
      "question": "A chocolate costs ₹5. How much change from ₹20?",
      "options": { "A": "₹10", "B": "₹5", "C": "₹15", "D": "₹20" },
      "correct_answer": "C"
    },
    {
      "id": 7,
      "difficulty": "Easy",
      "question": "A crayon box costs ₹12. 2 boxes cost:",
      "options": { "A": "₹20", "B": "₹24", "C": "₹12", "D": "₹30" },
      "correct_answer": "B"
    },
    {
      "id": 8,
      "difficulty": "Easy",
      "question": "How much do 5 candies cost if one costs ₹2?",
      "options": { "A": "₹5", "B": "₹8", "C": "₹10", "D": "₹12" },
      "correct_answer": "C"
    },
    {
      "id": 9,
      "difficulty": "Easy",
      "question": "A sharpener costs ₹7. You buy 3. Total cost?",
      "options": { "A": "₹18", "B": "₹21", "C": "₹14", "D": "₹28" },
      "correct_answer": "B"
    },
    {
      "id": 10,
      "difficulty": "Easy",
      "question": "A sticker sheet costs ₹6. How much for 2 sheets?",
      "options": { "A": "₹10", "B": "₹6", "C": "₹8", "D": "₹12" },
      "correct_answer": "D"
    },
    {
      "id": 11,
      "difficulty": "Easy",
      "question": "A bun costs ₹8. How much change from ₹20?",
      "options": { "A": "₹10", "B": "₹12", "C": "₹8", "D": "₹15" },
      "correct_answer": "B"
    },
    {
      "id": 12,
      "difficulty": "Easy",
      "question": "A chocolate bar costs ₹10. You buy 2. Total cost?",
      "options": { "A": "₹10", "B": "₹20", "C": "₹15", "D": "₹30" },
      "correct_answer": "B"
    },
    {
      "id": 13,
      "difficulty": "Easy",
      "question": "A pen costs ₹12. How much for 4 pens?",
      "options": { "A": "₹24", "B": "₹36", "C": "₹48", "D": "₹12" },
      "correct_answer": "C"
    },
    {
      "id": 14,
      "difficulty": "Easy",
      "question": "A cupcake costs ₹9. How much change from ₹20?",
      "options": { "A": "₹11", "B": "₹9", "C": "₹5", "D": "₹10" },
      "correct_answer": "A"
    },
    {
      "id": 15,
      "difficulty": "Easy",
      "question": "A comic book costs ₹18. 2 books cost:",
      "options": { "A": "₹36", "B": "₹30", "C": "₹20", "D": "₹25" },
      "correct_answer": "A"
    },
    {
      "id": 16,
      "difficulty": "Easy",
      "question": "A donut costs ₹5. How much for 6 donuts?",
      "options": { "A": "₹25", "B": "₹30", "C": "₹35", "D": "₹20" },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "Easy",
      "question": "A drink costs ₹7. You pay ₹10. Change?",
      "options": { "A": "₹2", "B": "₹3", "C": "₹1", "D": "₹5" },
      "correct_answer": "B"
    },
    {
      "id": 18,
      "difficulty": "Easy",
      "question": "A ruler costs ₹6. What is the cost of 3 rulers?",
      "options": { "A": "₹12", "B": "₹15", "C": "₹18", "D": "₹20" },
      "correct_answer": "C"
    },
    {
      "id": 19,
      "difficulty": "Easy",
      "question": "A water bottle costs ₹25. You pay ₹50. Change?",
      "options": {
        "A": "₹20",
        "B": "₹25",
        "C": "₹30",
        "D": "₹15"
      },
      "correct_answer": "B"
    },
    {
      "id": 20,
      "difficulty": "Easy",
      "question": "One ice cream costs ₹10. How much for 5?",
      "options": { "A": "₹40", "B": "₹60", "C": "₹50", "D": "₹45" },
      "correct_answer": "C"
    },

    {
      "id": 21,
      "difficulty": "Medium",
      "question": "A book costs ₹28. A pen costs ₹12. Total cost?",
      "options": {
        "A": "₹30",
        "B": "₹40",
        "C": "₹50",
        "D": "₹60"
      },
      "correct_answer": "B"
    },
    {
      "id": 22,
      "difficulty": "Medium",
      "question": "A bag costs ₹75. You pay ₹100. Change?",
      "options": { "A": "₹15", "B": "₹20", "C": "₹25", "D": "₹30" },
      "correct_answer": "C"
    },
    {
      "id": 23,
      "difficulty": "Medium",
      "question": "A toy costs ₹35. Another costs ₹25. Total:",
      "options": { "A": "₹55", "B": "₹60", "C": "₹50", "D": "₹65" },
      "correct_answer": "B"
    },
    {
      "id": 24,
      "difficulty": "Medium",
      "question": "A pack of chocolates costs ₹18. You buy 3. Total cost?",
      "options": { "A": "₹54", "B": "₹48", "C": "₹36", "D": "₹60" },
      "correct_answer": "A"
    },
    {
      "id": 25,
      "difficulty": "Medium",
      "question": "A ball costs ₹22. A bat costs ₹50. Total?",
      "options": { "A": "₹60", "B": "₹70", "C": "₹72", "D": "₹80" },
      "correct_answer": "C"
    },
    {
      "id": 26,
      "difficulty": "Medium",
      "question": "A burger costs ₹40. You pay ₹100. Change?",
      "options": {
        "A": "₹40",
        "B": "₹50",
        "C": "₹60",
        "D": "₹70"
      },
      "correct_answer": "C"
    },
    {
      "id": 27,
      "difficulty": "Medium",
      "question": "A gift costs ₹85. You give ₹100. Change?",
      "options": { "A": "₹15", "B": "₹20", "C": "₹10", "D": "₹25" },
      "correct_answer": "A"
    },
    {
      "id": 28,
      "difficulty": "Medium",
      "question": "A cricket set costs ₹95. You pay ₹120. Change?",
      "options": {
        "A": "₹20",
        "B": "₹30",
        "C": "₹25",
        "D": "₹15"
      },
      "correct_answer": "C"
    },
    {
      "id": 29,
      "difficulty": "Medium",
      "question": "A cupcake costs ₹12. You buy 4. Total:",
      "options": { "A": "₹50", "B": "₹48", "C": "₹44", "D": "₹40" },
      "correct_answer": "B"
    },
    {
      "id": 30,
      "difficulty": "Medium",
      "question": "A book costs ₹45. A ruler costs ₹15. Total:",
      "options": { "A": "₹50", "B": "₹55", "C": "₹60", "D": "₹70" },
      "correct_answer": "C"
    },
    {
      "id": 31,
      "difficulty": "Medium",
      "question": "A cake slice costs ₹20. You buy 6. Total:",
      "options": { "A": "₹100", "B": "₹120", "C": "₹110", "D": "₹90" },
      "correct_answer": "B"
    },
    {
      "id": 32,
      "difficulty": "Medium",
      "question": "A toy train costs ₹80. You pay ₹100. Change?",
      "options": { "A": "₹10", "B": "₹15", "C": "₹20", "D": "₹25" },
      "correct_answer": "C"
    },
    {
      "id": 33,
      "difficulty": "Medium",
      "question": "A lunch box costs ₹65. A bottle costs ₹35. Total:",
      "options": { "A": "₹90", "B": "₹95", "C": "₹100", "D": "₹110" },
      "correct_answer": "C"
    },
    {
      "id": 34,
      "difficulty": "Medium",
      "question": "A teddy bear costs ₹55. You pay ₹100. Change?",
      "options": { "A": "₹40", "B": "₹45", "C": "₹50", "D": "₹55" },
      "correct_answer": "B"
    },
    {
      "id": 35,
      "difficulty": "Medium",
      "question": "A jacket costs ₹120. A cap costs ₹30. Total:",
      "options": { "A": "₹140", "B": "₹145", "C": "₹150", "D": "₹155" },
      "correct_answer": "C"
    },
    {
      "id": 36,
      "difficulty": "Medium",
      "question": "A box of crayons costs ₹35. You buy 3. Total:",
      "options": { "A": "₹90", "B": "₹105", "C": "₹100", "D": "₹110" },
      "correct_answer": "B"
    },
    {
      "id": 37,
      "difficulty": "Medium",
      "question": "A purse costs ₹150. You pay ₹200. Change?",
      "options": { "A": "₹30", "B": "₹40", "C": "₹50", "D": "₹60" },
      "correct_answer": "C"
    },
    {
      "id": 38,
      "difficulty": "Medium",
      "question": "A toy costs ₹36. A puzzle costs ₹44. Total:",
      "options": { "A": "₹70", "B": "₹75", "C": "₹80", "D": "₹90" },
      "correct_answer": "C"
    },
    {
      "id": 39,
      "difficulty": "Medium",
      "question": "A water bottle costs ₹55. You buy 2. Total:",
      "options": { "A": "₹90", "B": "₹100", "C": "₹110", "D": "₹120" },
      "correct_answer": "C"
    },
    {
      "id": 40,
      "difficulty": "Medium",
      "question": "A book costs ₹48. You pay ₹100. Change?",
      "options": { "A": "₹52", "B": "₹50", "C": "₹48", "D": "₹60" },
      "correct_answer": "A"
    },

    {
      "id": 41,
      "difficulty": "Hard",
      "question": "A toy car costs ₹85. A robot costs ₹120. Total:",
      "options": { "A": "₹205", "B": "₹200", "C": "₹210", "D": "₹195" },
      "correct_answer": "A"
    },
    {
      "id": 42,
      "difficulty": "Hard",
      "question": "A dress costs ₹150. A pair of shoes costs ₹175. Total:",
      "options": { "A": "₹300", "B": "₹310", "C": "₹325", "D": "₹350" },
      "correct_answer": "C"
    },
    {
      "id": 43,
      "difficulty": "Hard",
      "question": "A toy set costs ₹95. You buy 3. Total:",
      "options": { "A": "₹255", "B": "₹285", "C": "₹300", "D": "₹295" },
      "correct_answer": "B"
    },
    {
      "id": 44,
      "difficulty": "Hard",
      "question": "Shoes cost ₹275. You pay ₹500. Change?",
      "options": { "A": "₹200", "B": "₹225", "C": "₹250", "D": "₹275" },
      "correct_answer": "B"
    },
    {
      "id": 45,
      "difficulty": "Hard",
      "question": "A school bag costs ₹390. A lunch box costs ₹120. Total:",
      "options": {
        "A": "₹500",
        "B": "₹510",
        "C": "₹520",
        "D": "₹530"
      },
      "correct_answer": "B"
    },
    {
      "id": 46,
      "difficulty": "Hard",
      "question": "A cricket bat costs ₹250. You buy 2. Total:",
      "options": { "A": "₹400", "B": "₹450", "C": "₹500", "D": "₹550" },
      "correct_answer": "C"
    },
    {
      "id": 47,
      "difficulty": "Hard",
      "question": "A toy drone costs ₹475. You pay ₹600. Change?",
      "options": { "A": "₹100", "B": "₹120", "C": "₹125", "D": "₹150" },
      "correct_answer": "C"
    },
    {
      "id": 48,
      "difficulty": "Hard",
      "question": "A gift box costs ₹180. You buy 3. Total:",
      "options": { "A": "₹540", "B": "₹500", "C": "₹480", "D": "₹560" },
      "correct_answer": "A"
    },
    {
      "id": 49,
      "difficulty": "Hard",
      "question": "A watch costs ₹650. You pay ₹1000. Change?",
      "options": { "A": "₹300", "B": "₹350", "C": "₹400", "D": "₹450" },
      "correct_answer": "B"
    },
    {
      "id": 50,
      "difficulty": "Hard",
      "question": "A toy costs ₹120. Another toy costs 3 times more. Total cost?",
      "options": {
        "A": "₹480",
        "B": "₹400",
        "C": "₹500",
        "D": "₹350"
      },
      "correct_answer": "A"
    },
    {
      "id": 51,
      "difficulty": "Hard",
      "question": "A robot costs ₹320. A puzzle costs ₹145. Total:",
      "options": { "A": "₹450", "B": "₹465", "C": "₹470", "D": "₹480" },
      "correct_answer": "B"
    },
    {
      "id": 52,
      "difficulty": "Hard",
      "question": "You buy items for ₹125, ₹250 and ₹300. Total:",
      "options": { "A": "₹675", "B": "₹650", "C": "₹700", "D": "₹725" },
      "correct_answer": "A"
    },
    {
      "id": 53,
      "difficulty": "Hard",
      "question": "You buy a toy for ₹275 and get ₹50 discount. Final cost?",
      "options": {
        "A": "₹200",
        "B": "₹225",
        "C": "₹230",
        "D": "₹250"
      },
      "correct_answer": "B"
    },
    {
      "id": 54,
      "difficulty": "Hard",
      "question": "A game costs ₹180. You buy 4. Total:",
      "options": { "A": "₹600", "B": "₹620", "C": "₹700", "D": "₹720" },
      "correct_answer": "D"
    },
    {
      "id": 55,
      "difficulty": "Hard",
      "question": "A scooter toy costs ₹850. You pay ₹1000. Change?",
      "options": { "A": "₹100", "B": "₹120", "C": "₹150", "D": "₹200" },
      "correct_answer": "C"
    },
    {
      "id": 56,
      "difficulty": "Hard",
      "question": "A chessboard costs ₹145. A toy gun costs ₹210. Total:",
      "options": {
        "A": "₹345",
        "B": "₹355",
        "C": "₹360",
        "D": "₹370"
      },
      "correct_answer": "B"
    },
    {
      "id": 57,
      "difficulty": "Hard",
      "question": "A school uniform costs ₹750. You pay ₹1000. Change?",
      "options": {
        "A": "₹150",
        "B": "₹200",
        "C": "₹220",
        "D": "₹250"
      },
      "correct_answer": "D"
    },
    {
      "id": 58,
      "difficulty": "Hard",
      "question": "A toy costs ₹215. You buy 5. Total:",
      "options": { "A": "₹1075", "B": "₹1000", "C": "₹950", "D": "₹1100" },
      "correct_answer": "A"
    },
    {
      "id": 59,
      "difficulty": "Hard",
      "question": "A football costs ₹180. A jersey costs ₹350. Total:",
      "options": { "A": "₹500", "B": "₹520", "C": "₹530", "D": "₹550" },
      "correct_answer": "C"
    },
    {
      "id": 60,
      "difficulty": "Hard",
      "question": "A bicycle horn costs ₹90. Bicycle lock costs ₹160. Total:",
      "options": {
        "A": "₹240",
        "B": "₹250",
        "C": "₹260",
        "D": "₹270"
      },
      "correct_answer": "B"
    }
  ]
}