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deepshikhasingh15
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G6 Data Handling
Math quiz helps us to enhance brains neural network.
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1) Scores:
4, 5, 4, 3, 4, 2, 5, 5.
What is the mode?
4 appears 3 times, 5 appears 3 times → bimodal
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2) A bar graph shows library visits over 5 days.
What’s the total number of visits?
Sum = 20+25+15+30+10 = 100
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3) A student scored: 48, 52, 50, 55, and 45 in 5 tests. What is the approximate average?
Total = 250 → 250 ÷ 5 = 50
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4) A bar graph shows the number of visitors in a zoo during weekdays.
Which day saw the greatest increase compared to the previous day?
Wed − Tue = 60 (highest jump)
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5) A team scored 68, 72, 70, 66, and 74 in 5 games.
What was their average score?
Total = 350 → 350 ÷ 5 = 70
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6) The following bar graph📊 shows the number of students who like different sports. Read the data carefully and answer:
(a) ___ sport is liked by the least number of students. (b) The difference between the number of students who like Cricket and Football is ___. (c) If total expenditure for arranging Football coaching is ₹ 660, then the cost per student is ₹ ___.
Red and Green both have 4 tallies
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7) A graph shows votes: Which two teams received the same number of votes?
Team A and Team D both have 40
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8) Pictograph of Medals Won
👉 Each 🥇 = 5 medals
Find the ratio of medals won by countries D and E together to the medals won by country A.
Ordered: 1, 3, 5, 7, 9 → middle = 5
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9) A survey shows number of pets per family: 2, 0, 1, 3, 2, 1, 0, 2 How many families have more than 1 pet?
Only families with 2 or 3 pets → 2,2,2,3 = 4 families
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10) Days absent: Jan – 2, Feb – 5, Mar – 3, Apr – 0. What is the average number of days absent?
Total = 10 days → 10 ÷ 4 = 2.5
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11) The table shows the number of chocolates sold by a shop in a week. If n = 25, then how many more chocolates were sold on Thursday and Friday together than on Monday?
Lowest bar = Wednesday (20)
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12) Find the median of:
4, 8, 10, 12, 14, 16
Middle two are 10 and 12 → (10+12)/2 = 11
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13) A line plot shows how many pets students have.
The number occurring most often is the mode → 2
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14) What is the range of the below data?
12, 5, 8, 14, 6
Range = Highest − Lowest = 14 − 5 = 9
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15) Which city has the maximum number of cars as per below pictograph? Each 🚗 = 1500 cars
Equal bar height indicates equal values.
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16) A bar graph shows electricity bills (₹) in a bar graph: Which month saw a decrease?
From July (1200) to August (1000) is a decrease
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17) How many more cars are there in Bengaluru compared to Jaipur as per below pictograph? Each 🚗 = 1500 cars
The bar for Shop D is the tallest → it sold the most toys.
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18) A student scores: 72, 68, 74, 70 in 4 tests. What is the average score?
Total = 284 → 284 ÷ 4 = 71
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19) A bar graph shows number of students liking various subjects.
How many more students like English than Science?
50 − 35 = 15
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20) What is the mode of below data set?
14, 17, 14, 20, 18, 14, 19, 17
14 appears 3 times, others appear fewer.
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