{
  "title": "Bar Graphs - Grade 6 ICSE",
  "total_questions": 60,
  "questions": [
    {
      "id": 1,
      "difficulty": "easy",
      "question": "What does a bar graph show? 🍎",
      "options": {
        "A": "Pictures",
        "B": "Data using bars",
        "C": "Only numbers",
        "D": "Colors only"
      },
      "correct_answer": "B"
    },
    {
      "id": 2,
      "difficulty": "easy",
      "question": "Vertical bars show values on which axis? 🐤",
      "options": {
        "A": "X-axis",
        "B": "Y-axis",
        "C": "Z-axis",
        "D": "Both axes"
      },
      "correct_answer": "B"
    },
    {
      "id": 3,
      "difficulty": "easy",
      "question": "Horizontal axis is called? ✏️",
      "options": {
        "A": "Y-axis",
        "B": "X-axis",
        "C": "Vertical axis",
        "D": "Side axis"
      },
      "correct_answer": "B"
    },
    {
      "id": 4,
      "difficulty": "easy",
      "question": "What does height of bar represent? 📏",
      "options": { "A": "Color", "B": "Value", "C": "Width", "D": "Length" },
      "correct_answer": "B"
    },
    {
      "id": 5,
      "difficulty": "easy",
      "question": "Bar graphs compare what? 🎈",
      "options": {
        "A": "Colors",
        "B": "Categories",
        "C": "Shapes",
        "D": "Sounds"
      },
      "correct_answer": "B"
    },
    {
      "id": 6,
      "difficulty": "easy",
      "question": "Which shows favorite fruits of class? 🔑",
      "options": {
        "A": "Line graph",
        "B": "Bar graph",
        "C": "Pie chart",
        "D": "Picture"
      },
      "correct_answer": "B"
    },
    {
      "id": 7,
      "difficulty": "easy",
      "question": "Taller bar means what? ➕",
      "options": {
        "A": "Smaller value",
        "B": "Larger value",
        "C": "Same value",
        "D": "No value"
      },
      "correct_answer": "B"
    },
    {
      "id": 8,
      "difficulty": "easy",
      "question": "Shorter bar means what? 🚀",
      "options": {
        "A": "Larger value",
        "B": "Smaller value",
        "C": "Medium value",
        "D": "Zero value"
      },
      "correct_answer": "B"
    },
    {
      "id": 9,
      "difficulty": "easy",
      "question": "What is title of bar graph? 📚",
      "options": {
        "A": "Bottom label",
        "B": "Top heading",
        "C": "Side numbers",
        "D": "Bar color"
      },
      "correct_answer": "B"
    },
    {
      "id": 10,
      "difficulty": "easy",
      "question": "Bars should be equally what? 🍪",
      "options": { "A": "Colored", "B": "Spaced", "C": "Tall", "D": "Short" },
      "correct_answer": "B"
    },
    {
      "id": 11,
      "difficulty": "easy",
      "question": "Which axis has categories? 🦆",
      "options": { "A": "Y-axis", "B": "X-axis", "C": "Both", "D": "Neither" },
      "correct_answer": "B"
    },
    {
      "id": 12,
      "difficulty": "easy",
      "question": "Which axis has numbers? 🐘",
      "options": { "A": "X-axis", "B": "Y-axis", "C": "Both", "D": "Neither" },
      "correct_answer": "B"
    },
    {
      "id": 13,
      "difficulty": "easy",
      "question": "What labels bars on x-axis? 🐠",
      "options": {
        "A": "Numbers",
        "B": "Categories",
        "C": "Colors",
        "D": "Shapes"
      },
      "correct_answer": "B"
    },
    {
      "id": 14,
      "difficulty": "easy",
      "question": "Scale on y-axis shows what? 🎁",
      "options": { "A": "Names", "B": "Values", "C": "Colors", "D": "Dates" },
      "correct_answer": "B"
    },
    {
      "id": 15,
      "difficulty": "easy",
      "question": "Bars can be vertical or what? 🏠",
      "options": {
        "A": "Circular",
        "B": "Horizontal",
        "C": "Diagonal",
        "D": "Curved"
      },
      "correct_answer": "B"
    },
    {
      "id": 16,
      "difficulty": "easy",
      "question": "What helps read exact values? 🃏",
      "options": { "A": "Colors", "B": "Scale", "C": "Title", "D": "Bars" },
      "correct_answer": "B"
    },
    {
      "id": 17,
      "difficulty": "easy",
      "question": "Bars should not do what? 👑",
      "options": {
        "A": "Be colorful",
        "B": "Overlap",
        "C": "Be straight",
        "D": "Have labels"
      },
      "correct_answer": "B"
    },
    {
      "id": 18,
      "difficulty": "easy",
      "question": "What makes graph clear? 🐇",
      "options": {
        "A": "No title",
        "B": "Clear labels",
        "C": "No scale",
        "D": "Small bars"
      },
      "correct_answer": "B"
    },
    {
      "id": 19,
      "difficulty": "easy",
      "question": "Bar graph shows comparison how? 🌟",
      "options": {
        "A": "With words",
        "B": "Visually",
        "C": "With sounds",
        "D": "With smells"
      },
      "correct_answer": "B"
    },
    {
      "id": 20,
      "difficulty": "easy",
      "question": "First step to read bar graph? 🎯",
      "options": {
        "A": "Count bars",
        "B": "Read title",
        "C": "Choose color",
        "D": "Draw bars"
      },
      "correct_answer": "B"
    },

    {
      "id": 21,
      "difficulty": "medium",
      "question": "Bar graph shows: Apples🍎=15, Oranges🍊=20, Bananas🍌=10. Which fruit most popular? 🧩",
      "options": {
        "A": "Apples",
        "B": "Oranges",
        "C": "Bananas",
        "D": "Equal"
      },
      "correct_answer": "B"
    },
    {
      "id": 22,
      "difficulty": "medium",
      "question": "Graph: Math📐=85, Science🔬=90, English📖=80. Lowest score in? 🌈",
      "options": {
        "A": "Math",
        "B": "Science",
        "C": "English",
        "D": "All same"
      },
      "correct_answer": "C"
    },
    {
      "id": 23,
      "difficulty": "medium",
      "question": "Rainfall in mm: Jan🌧️=50, Feb=40, Mar=60, Apr=30. Driest month? 🎨",
      "options": {
        "A": "January",
        "B": "February",
        "C": "March",
        "D": "April"
      },
      "correct_answer": "D"
    },
    {
      "id": 24,
      "difficulty": "medium",
      "question": "Students' pets: Dogs🐶=12, Cats🐱=8, Birds🐦=5, Fish🐠=10. Most popular pet? 🚗",
      "options": { "A": "Dogs", "B": "Cats", "C": "Birds", "D": "Fish" },
      "correct_answer": "A"
    },
    {
      "id": 25,
      "difficulty": "medium",
      "question": "Ice cream sales: Chocolate🍫=45, Vanilla=35, Strawberry🍓=40, Mango🥭=30. Least sold flavor? 🍦",
      "options": {
        "A": "Chocolate",
        "B": "Vanilla",
        "C": "Strawberry",
        "D": "Mango"
      },
      "correct_answer": "D"
    },
    {
      "id": 26,
      "difficulty": "medium",
      "question": "Books read: Week1📚=8, Week2=12, Week3=10, Week4=14. Most books in which week? 🎪",
      "options": { "A": "Week 1", "B": "Week 2", "C": "Week 3", "D": "Week 4" },
      "correct_answer": "D"
    },
    {
      "id": 27,
      "difficulty": "medium",
      "question": "Sports preference: Cricket🏏=25, Football⚽=30, Basketball🏀=20, Tennis🎾=15. Difference between most & least popular? 🧮",
      "options": { "A": "5", "B": "10", "C": "15", "D": "20" },
      "correct_answer": "C"
    },
    {
      "id": 28,
      "difficulty": "medium",
      "question": "Temperature in °C: Mon☀️=32, Tue=30, Wed=28, Thu=34, Fri=31. Hottest day? 🏀",
      "options": {
        "A": "Monday",
        "B": "Tuesday",
        "C": "Wednesday",
        "D": "Thursday"
      },
      "correct_answer": "D"
    },
    {
      "id": 29,
      "difficulty": "medium",
      "question": "Class attendance: Mon=38, Tue=35, Wed=40, Thu=37, Fri=39. Lowest attendance? 🎭",
      "options": {
        "A": "Monday",
        "B": "Tuesday",
        "C": "Wednesday",
        "D": "Thursday"
      },
      "correct_answer": "B"
    },
    {
      "id": 30,
      "difficulty": "medium",
      "question": "Car colors: Red🚗=15, Blue=20, White=25, Black=18. Most common color? 🎡",
      "options": { "A": "Red", "B": "Blue", "C": "White", "D": "Black" },
      "correct_answer": "C"
    },
    {
      "id": 31,
      "difficulty": "medium",
      "question": "Pizza toppings: Cheese🧀=40, Pepperoni=35, Mushroom🍄=25, Olive=20. Total orders? 📊",
      "options": { "A": "100", "B": "110", "C": "120", "D": "130" },
      "correct_answer": "C"
    },
    {
      "id": 32,
      "difficulty": "medium",
      "question": "Test scores: 90-100⭐=8, 80-89=12, 70-79=15, 60-69=10. How many scored 80+? 🚴",
      "options": { "A": "8", "B": "12", "C": "20", "D": "23" },
      "correct_answer": "C"
    },
    {
      "id": 33,
      "difficulty": "medium",
      "question": "Library books: Fiction📖=120, Non-fiction=90, Reference=60, Comics=80. Fewest books of which type? 🎲",
      "options": {
        "A": "Fiction",
        "B": "Non-fiction",
        "C": "Reference",
        "D": "Comics"
      },
      "correct_answer": "C"
    },
    {
      "id": 34,
      "difficulty": "medium",
      "question": "Birth months: Jan🎉=6, Feb=5, Mar=8, Apr=7, May=4. Most birthdays in? 🪀",
      "options": {
        "A": "January",
        "B": "February",
        "C": "March",
        "D": "April"
      },
      "correct_answer": "C"
    },
    {
      "id": 35,
      "difficulty": "medium",
      "question": "Homework time (hours): 0-1⏰=5, 1-2=10, 2-3=8, 3-4=4. How many spent 2+ hours? 🏓",
      "options": { "A": "8", "B": "12", "C": "14", "D": "18" },
      "correct_answer": "B"
    },
    {
      "id": 36,
      "difficulty": "medium",
      "question": "Transport to school: Bus🚌=45, Walk🚶=25, Cycle🚲=15, Car🚗=35. Least used transport? 🎳",
      "options": { "A": "Bus", "B": "Walk", "C": "Cycle", "D": "Car" },
      "correct_answer": "C"
    },
    {
      "id": 37,
      "difficulty": "medium",
      "question": "Favorite subjects: Math🧮=30, Science🔬=35, English📚=25, History📜=20. Total students surveyed? 🍭",
      "options": { "A": "100", "B": "105", "C": "110", "D": "115" },
      "correct_answer": "C"
    },
    {
      "id": 38,
      "difficulty": "medium",
      "question": "Movie genres: Action🎬=50, Comedy=45, Drama=35, Horror=30. How many more like Action than Horror? 🎠",
      "options": { "A": "15", "B": "20", "C": "25", "D": "30" },
      "correct_answer": "B"
    },
    {
      "id": 39,
      "difficulty": "medium",
      "question": "Fruit sales: Apple🍎=120, Banana🍌=150, Orange🍊=130, Grapes🍇=110. Which sold more than 125? 🎀",
      "options": {
        "A": "Apple only",
        "B": "Banana only",
        "C": "Banana & Orange",
        "D": "All fruits"
      },
      "correct_answer": "C"
    },
    {
      "id": 40,
      "difficulty": "medium",
      "question": "Ages in class: 10 years=12, 11 years=18, 12 years=15, 13 years=10. Most common age? 🪁",
      "options": {
        "A": "10 years",
        "B": "11 years",
        "C": "12 years",
        "D": "13 years"
      },
      "correct_answer": "B"
    },

    {
      "id": 41,
      "difficulty": "hard",
      "question": "Double bar graph shows boys👦 & girls👧 preferences. Boys: Math=20, Science=25; Girls: Math=30, Science=20. Total preferring Science? 🧠",
      "options": { "A": "35", "B": "40", "C": "45", "D": "50" },
      "correct_answer": "C"
    },
    {
      "id": 42,
      "difficulty": "hard",
      "question": "Stacked bar graph: Class A📊: Pass=35, Fail=5; Class B: Pass=40, Fail=10. Total students in both classes? 🏆",
      "options": { "A": "80", "B": "85", "C": "90", "D": "95" },
      "correct_answer": "C"
    },
    {
      "id": 43,
      "difficulty": "hard",
      "question": "Comparative bar graph: Year 1🎯: Sales=200, Year 2: Sales=250, Year 3: Sales=300. Percentage increase from Year 1 to Year 3? 🌟",
      "options": { "A": "25%", "B": "40%", "C": "50%", "D": "60%" },
      "correct_answer": "C"
    },
    {
      "id": 44,
      "difficulty": "hard",
      "question": "Histogram shows age groups: 0-10=15, 11-20=25, 21-30=20, 31-40=18. Total people surveyed? 🎯",
      "options": { "A": "70", "B": "75", "C": "78", "D": "80" },
      "correct_answer": "C"
    },
    {
      "id": 45,
      "difficulty": "hard",
      "question": "Multiple bar graph: City A🏙️: Summer=40°C, Winter=15°C; City B: Summer=35°C, Winter=10°C. Difference in summer temperatures? 🏅",
      "options": { "A": "5°C", "B": "10°C", "C": "15°C", "D": "20°C" },
      "correct_answer": "A"
    },
    {
      "id": 46,
      "difficulty": "hard",
      "question": "Proportional bar graph: School X🏫: Boys=300, Girls=400; School Y: Boys=350, Girls=450. Which school has higher girls percentage? 🥇",
      "options": {
        "A": "School X",
        "B": "School Y",
        "C": "Equal",
        "D": "Can't tell"
      },
      "correct_answer": "A"
    },
    {
      "id": 47,
      "difficulty": "hard",
      "question": "Grouped bar graph: Test 1📝: Avg=75, Test 2: Avg=85, Test 3: Avg=80. Improvement from Test 1 to Test 2? 🏆",
      "options": {
        "A": "5 points",
        "B": "10 points",
        "C": "15 points",
        "D": "20 points"
      },
      "correct_answer": "B"
    },
    {
      "id": 48,
      "difficulty": "hard",
      "question": "Horizontal bar graph: Product A📦=500 units, B=450, C=600, D=550. Which product sold between 500-550 units? 🎪",
      "options": { "A": "A only", "B": "A & D", "C": "B & D", "D": "C only" },
      "correct_answer": "B"
    },
    {
      "id": 49,
      "difficulty": "hard",
      "question": "3D bar graph: Quarter 1💰: Revenue=100k, Q2=120k, Q3=110k, Q4=130k. Average quarterly revenue? 🧩",
      "options": { "A": "110k", "B": "115k", "C": "120k", "D": "125k" },
      "correct_answer": "B"
    },
    {
      "id": 50,
      "difficulty": "hard",
      "question": "Diverging bar graph: Likes😍=65%, Dislikes😞=35%. If 400 people surveyed, how many liked? 🎨",
      "options": { "A": "140", "B": "210", "C": "260", "D": "290" },
      "correct_answer": "C"
    },
    {
      "id": 51,
      "difficulty": "hard",
      "question": "Population bar graph: Town A🏘️=25,000, B=30,000, C=35,000, D=40,000. If 20% increase next year in Town D, new population? 🚀",
      "options": { "A": "44,000", "B": "46,000", "C": "48,000", "D": "50,000" },
      "correct_answer": "C"
    },
    {
      "id": 52,
      "difficulty": "hard",
      "question": "Weighted bar graph: Category X⚖️=40% of total 500, Category Y=30%, Category Z=30%. Actual value of X? 🌈",
      "options": { "A": "150", "B": "200", "C": "250", "D": "300" },
      "correct_answer": "B"
    },
    {
      "id": 53,
      "difficulty": "hard",
      "question": "Progress bar graph: Month 1📅=20%, M2=40%, M3=60%, M4=80%, M5=100%. If target was 1000 units, achieved in M3? 🍦",
      "options": { "A": "200", "B": "400", "C": "600", "D": "800" },
      "correct_answer": "C"
    },
    {
      "id": 54,
      "difficulty": "hard",
      "question": "Range bar graph: Temperature🌡️: Min=15°C, Max=35°C. What is temperature range? 🎡",
      "options": { "A": "15°C", "B": "20°C", "C": "25°C", "D": "30°C" },
      "correct_answer": "B"
    },
    {
      "id": 55,
      "difficulty": "hard",
      "question": "Floating bar graph: Project A⏳: Start=Day 5, End=Day 15; Project B: Start=Day 10, End=Day 25. Duration of Project A? 🎳",
      "options": {
        "A": "5 days",
        "B": "10 days",
        "C": "15 days",
        "D": "20 days"
      },
      "correct_answer": "B"
    },
    {
      "id": 56,
      "difficulty": "hard",
      "question": "Percentage bar graph: Section A📊=40% blue, 60% red; Section B=30% blue, 70% red. If both have 200 people, more red in which section? 🎠",
      "options": {
        "A": "Section A",
        "B": "Section B",
        "C": "Equal",
        "D": "Can't compare"
      },
      "correct_answer": "B"
    },
    {
      "id": 57,
      "difficulty": "hard",
      "question": "Marimekko chart: Product P📈=25% of $800 market, Q=35%, R=40%. Revenue of Product Q? 🪀",
      "options": { "A": "$200", "B": "$280", "C": "$320", "D": "$400" },
      "correct_answer": "B"
    },
    {
      "id": 58,
      "difficulty": "hard",
      "question": "Bullet graph: Target🎯=100, Actual=85. What percentage of target achieved? 🏓",
      "options": { "A": "75%", "B": "80%", "C": "85%", "D": "90%" },
      "correct_answer": "C"
    },
    {
      "id": 59,
      "difficulty": "hard",
      "question": "Waterfall chart: Start=1000, Additions=+300, -200, +400. Final value? 🎭",
      "options": { "A": "1300", "B": "1400", "C": "1500", "D": "1600" },
      "correct_answer": "C"
    },
    {
      "id": 60,
      "difficulty": "hard",
      "question": "Gantt chart: Task 1✅: Days 1-5, Task 2: Days 3-8, Task 3: Days 6-10. How many days do Tasks 1 & 2 overlap? 🎲",
      "options": { "A": "2 days", "B": "3 days", "C": "4 days", "D": "5 days" },
      "correct_answer": "B"
    }
  ]
}