{
  "title": "Word Problems (Integers) - Grade 7 ICSE",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "Temperature rose from -5°C to 8°C. How much did it rise? 🌡️",
      "options": { "A": "11°C", "B": "12°C", "C": "13°C", "D": "14°C" },
      "correct_answer": "C"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "A submarine is 250m below sea level. It rises 80m. Where is it now? 🚢",
      "options": { "A": "-170m", "B": "-180m", "C": "-190m", "D": "-200m" },
      "correct_answer": "A"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "From -15, if we move 20 units right, where do we reach? ➡️",
      "options": { "A": "3", "B": "4", "C": "5", "D": "6" },
      "correct_answer": "C"
    },
    {
      "id": 4,
      "difficulty": "easy",
      "question": "Bank balance was -₹500. Deposit ₹800. New balance? 💰",
      "options": { "A": "₹200", "B": "₹250", "C": "₹300", "D": "₹350" },
      "correct_answer": "C"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "Temperature fell from 12°C to -3°C. How much drop? ❄️",
      "options": { "A": "13°C", "B": "14°C", "C": "15°C", "D": "16°C" },
      "correct_answer": "C"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "Mount Everest: 8848m. Dead Sea: -430m. Difference? 🏔️",
      "options": { "A": "9258m", "B": "9268m", "C": "9278m", "D": "9288m" },
      "correct_answer": "C"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "Score: 5, -3, 8, -2. Total? 🎯",
      "options": { "A": "6", "B": "7", "C": "8", "D": "9" },
      "correct_answer": "C"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "From -20, move 25 units right. Where? ➡️",
      "options": { "A": "3", "B": "4", "C": "5", "D": "6" },
      "correct_answer": "C"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "Profit ₹300, Loss ₹150, Profit ₹200. Net? 💹",
      "options": { "A": "₹340", "B": "₹350", "C": "₹360", "D": "₹370" },
      "correct_answer": "B"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "Temperature: -8°C morning, rises 15°C. Evening temp? ☀️",
      "options": { "A": "5°C", "B": "6°C", "C": "7°C", "D": "8°C" },
      "correct_answer": "C"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "Elevator at -3 floor, goes up 7 floors. Where now? 🛗",
      "options": { "A": "3rd", "B": "4th", "C": "5th", "D": "6th" },
      "correct_answer": "B"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "Football team: +3, -2, +4, -1. Net score? ⚽",
      "options": { "A": "3", "B": "4", "C": "5", "D": "6" },
      "correct_answer": "B"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "Stock price: ₹150, falls ₹45, rises ₹30. New price? 📈",
      "options": { "A": "₹133", "B": "₹134", "C": "₹135", "D": "₹136" },
      "correct_answer": "C"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "Depth: -120m, rises 85m. New depth? 🌊",
      "options": { "A": "-34m", "B": "-35m", "C": "-36m", "D": "-37m" },
      "correct_answer": "B"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "Golf scores: +2, -3, +5, -1. Total? ⛳",
      "options": { "A": "2", "B": "3", "C": "4", "D": "5" },
      "correct_answer": "B"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "Bank: -₹250, deposit ₹400, withdraw ₹150. Balance? 🏦",
      "options": { "A": "-₹5", "B": "₹0", "C": "₹5", "D": "₹10" },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "Temperature change: 18°C to -7°C. Difference? 🌡️",
      "options": { "A": "23°C", "B": "24°C", "C": "25°C", "D": "26°C" },
      "correct_answer": "C"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "Altitude: Plane at 5000m, submarine at -200m. Difference? ✈️",
      "options": { "A": "5180m", "B": "5190m", "C": "5200m", "D": "5210m" },
      "correct_answer": "C"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "Score: -10, +15, -5, +20. Total? 🎲",
      "options": { "A": "18", "B": "19", "C": "20", "D": "21" },
      "correct_answer": "C"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "Height: Mountain 2500m, valley -300m. Difference? 🏞️",
      "options": { "A": "2780m", "B": "2790m", "C": "2800m", "D": "2810m" },
      "correct_answer": "C"
    },
    {
      "id": 21,
      "difficulty": "medium",
      "question": "Profit pattern: Mon:+₹200, Tue:-₹150, Wed:+₹300, Thu:-₹100, Fri:+₹250. Net? 💼",
      "options": { "A": "₹490", "B": "₹500", "C": "₹510", "D": "₹520" },
      "correct_answer": "B"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "Temperature: 6am: -4°C, rises 3°C/hour for 5 hours. Noon temp? 🌅",
      "options": { "A": "10°C", "B": "11°C", "C": "12°C", "D": "13°C" },
      "correct_answer": "B"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "Elevator starts at ground, down 3 floors, up 7, down 4. Where? 🏢",
      "options": { "A": "-1", "B": "0", "C": "1", "D": "2" },
      "correct_answer": "B"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "Bank account: Open with ₹1000, withdraw ₹500, deposit ₹300, withdraw ₹900. Balance? 💳",
      "options": { "A": "-₹90", "B": "-₹100", "C": "-₹110", "D": "-₹120" },
      "correct_answer": "B"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "Football: Team A: +3, -2, +4; Team B: +2, -1, +3. Difference? ⚽",
      "options": { "A": "1", "B": "2", "C": "3", "D": "4" },
      "correct_answer": "A"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "Stock: ₹200, falls 15%, rises 10% of new. Final? 📊",
      "options": { "A": "₹186", "B": "₹187", "C": "₹188", "D": "₹189" },
      "correct_answer": "B"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "Depth: Submarine at -150m, dives 80m, rises 120m. Where? 🚤",
      "options": { "A": "-108m", "B": "-109m", "C": "-110m", "D": "-111m" },
      "correct_answer": "C"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "Temperature: Day:25°C, night:-5°C, next day:+8°C. Average? 🌡️",
      "options": { "A": "8°C", "B": "9°C", "C": "9.33°C", "D": "10°C" },
      "correct_answer": "C"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "Game scores: Round1:+50, Round2:-30, Round3:+40, Round4:-20. Net? 🎮",
      "options": { "A": "38", "B": "39", "C": "40", "D": "41" },
      "correct_answer": "C"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "Height: Plane at 8000m, climbs 1500m, descends 2200m. Where? ✈️",
      "options": { "A": "7280m", "B": "7290m", "C": "7300m", "D": "7310m" },
      "correct_answer": "C"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "Bank: Start ₹500, withdraw ₹200, deposit ₹150, withdraw ₹300, deposit ₹100. Balance? 🏦",
      "options": { "A": "₹248", "B": "₹249", "C": "₹250", "D": "₹251" },
      "correct_answer": "C"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "Temperature: -10°C, rises 4°C/hour for 6 hours, falls 3°C. Final? 🌡️",
      "options": { "A": "10°C", "B": "11°C", "C": "12°C", "D": "13°C" },
      "correct_answer": "B"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "Profit/Loss: Jan:+₹400, Feb:-₹250, Mar:+₹300, Apr:-₹150, May:+₹200. Net? 📅",
      "options": { "A": "₹498", "B": "₹499", "C": "₹500", "D": "₹501" },
      "correct_answer": "C"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "Elevator: Starts at 10, down 5, up 8, down 12, up 4. Where? 🛗",
      "options": { "A": "4", "B": "5", "C": "6", "D": "7" },
      "correct_answer": "B"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "Football: First half:+2, second half:-1, extra time:+3. Total? ⚽",
      "options": { "A": "3", "B": "4", "C": "5", "D": "6" },
      "correct_answer": "B"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "Depth: Sea level 0, fish at -15m, bird at +20m. Distance between? 🐟🐦",
      "options": { "A": "34m", "B": "35m", "C": "36m", "D": "37m" },
      "correct_answer": "B"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "Temperature: Morning:-8°C, noon:+12°C, evening:-5°C. Average? 🌡️",
      "options": { "A": "-0.33°C", "B": "-0.25°C", "C": "-0.20°C", "D": "0°C" },
      "correct_answer": "A"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "Bank: Open ₹1000, withdraw ₹400, deposit ₹300, withdraw ₹500, deposit ₹200. Balance? 💰",
      "options": { "A": "₹598", "B": "₹599", "C": "₹600", "D": "₹601" },
      "correct_answer": "C"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "Game: Start 0, +10, -5, +15, -10, +5. Final score? 🎯",
      "options": { "A": "14", "B": "15", "C": "16", "D": "17" },
      "correct_answer": "B"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "Altitude: Base camp 2000m, climb 1500m, descend 800m, climb 1200m. Where? 🏔️",
      "options": { "A": "3880m", "B": "3890m", "C": "3900m", "D": "3910m" },
      "correct_answer": "C"
    },
    {
      "id": 41,
      "difficulty": "hard",
      "question": "Temperature: 6am:-5°C, rises 2°C/hour for 4 hours, falls 3°C/hour for 3 hours. 1pm temp? 📅",
      "options": { "A": "-6°C", "B": "-5°C", "C": "-4°C", "D": "-3°C" },
      "correct_answer": "A"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "Bank: Start ₹2000, withdraw 20%, deposit ₹300, withdraw 15% of balance, deposit ₹400. Final? 💳",
      "options": { "A": "₹2005", "B": "₹2015", "C": "₹2025", "D": "₹2035" },
      "correct_answer": "B"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "Submarine: Starts at -200m, dives 150m, rises 80m, dives 120m, rises 90m. Where? 🚢",
      "options": { "A": "-298m", "B": "-299m", "C": "-300m", "D": "-301m" },
      "correct_answer": "C"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "Stock market: Day1:+2%, Day2:-3%, Day3:+4%, Day4:-2%. Start ₹10000. Final? 📈",
      "options": {
        "A": "₹10083.96",
        "B": "₹10084.96",
        "C": "₹10085.96",
        "D": "₹10086.96"
      },
      "correct_answer": "B"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "Temperature: Jan avg:-5°C, Feb:+3°C, Mar:+8°C, Apr:+12°C. Quarterly avg? 🌡️",
      "options": { "A": "4°C", "B": "4.5°C", "C": "5°C", "D": "5.5°C" },
      "correct_answer": "B"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "Game: Start 100 points, lose 15%, gain 20 points, lose 10% of current, gain 30 points. Final? 🎮",
      "options": { "A": "124.0", "B": "124.5", "C": "125.0", "D": "125.5" },
      "correct_answer": "B"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "Elevator: Starts at floor -2, up 8 floors, down 5, up 12, down 7. Where? 🏢",
      "options": { "A": "5", "B": "6", "C": "7", "D": "8" },
      "correct_answer": "B"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "Profit: Q1:+₹5000, Q2:-₹2000, Q3:+₹3000, Q4:-₹1500. Net profit % of total revenue ₹40000? 💹",
      "options": { "A": "10.5%", "B": "11%", "C": "11.25%", "D": "11.5%" },
      "correct_answer": "C"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "Depth: Mine shaft -500m, extends 200m down, then 150m up, then 300m down. Where? ⛏️",
      "options": { "A": "-848m", "B": "-849m", "C": "-850m", "D": "-851m" },
      "correct_answer": "C"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "Temperature: Mon: -8°C, rises 3°C/day for 5 days, then falls 2°C/day for 3 days. Final? 🌡️",
      "options": { "A": "0°C", "B": "1°C", "C": "2°C", "D": "3°C" },
      "correct_answer": "B"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "Bank: ₹5000, withdraw 30%, deposit ₹1000, withdraw 20% of balance, deposit ₹500. Balance? 🏦",
      "options": { "A": "₹4080", "B": "₹4090", "C": "₹4100", "D": "₹4110" },
      "correct_answer": "C"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "Altitude: Plane at 10000m, descends 2000m, climbs 1500m, descends 3000m, climbs 2500m. Where? ✈️",
      "options": { "A": "8980m", "B": "8990m", "C": "9000m", "D": "9010m" },
      "correct_answer": "C"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "Stock: ₹200, falls 10%, rises 15%, falls 5%, rises 10%. Final? 📊",
      "options": {
        "A": "₹216.25",
        "B": "₹216.30",
        "C": "₹216.32",
        "D": "₹216.35"
      },
      "correct_answer": "C"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "Temperature: 8am: -10°C, rises 4°C by noon, falls 6°C by 6pm, rises 3°C by midnight. Final? 🕛",
      "options": { "A": "-8°C", "B": "-9°C", "C": "-10°C", "D": "-11°C" },
      "correct_answer": "B"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "Game: Start 200, lose 25%, gain 50 points, lose 15%, gain 75 points. Final? 🎲",
      "options": { "A": "240", "B": "245", "C": "250", "D": "255" },
      "correct_answer": "B"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "Depth: Ocean floor -3800m, submersible rises 1200m, dives 800m, rises 1500m. Where? 🌊",
      "options": { "A": "-1890m", "B": "-1900m", "C": "-1910m", "D": "-1920m" },
      "correct_answer": "B"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "Bank: Start ₹10000, withdraw 25%, deposit ₹2000, withdraw 10%, deposit ₹1500. Balance? 💰",
      "options": { "A": "₹10040", "B": "₹10050", "C": "₹10060", "D": "₹10070" },
      "correct_answer": "B"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "Temperature: Winter avg: -5°C, Spring avg: +8°C, Summer avg: +22°C, Fall avg: +10°C. Yearly avg? 🌡️",
      "options": { "A": "8.5°C", "B": "8.6°C", "C": "8.7°C", "D": "8.75°C" },
      "correct_answer": "D"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "Stock: ₹500, +10%, -15%, +20%, -5%. Final value? 📈",
      "options": {
        "A": "₹532.75",
        "B": "₹532.85",
        "C": "₹532.95",
        "D": "₹533.05"
      },
      "correct_answer": "C"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "Altitude: Base: 1500m, climb 1200m, descend 800m, climb 1500m, descend 1200m. Where? 🏔️",
      "options": { "A": "2190m", "B": "2200m", "C": "2210m", "D": "2220m" },
      "correct_answer": "B"
    }
  ]
}