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# Data Handling Worksheet

Multiple Choice Questions

1. Kartik spends 3 hours, 2.5 hours, 4.5 hours, 6 hours and 4 hours in extracurricular activities every 5 days a week. What is the average time spent by Kartik on each day?
(a) 3 hours
(b) 2.5 hours
(c) 4 hours
(d) 4.5 hours

2. An orphanage keeps a regular check in the donation box and maintains a record of money received on a monthly basis. If the money received in last 6 months is as follows:
Rs. 10200, Rs. 12300, Rs. 9300, Rs. 11200, Rs. 10000 and Rs. 13000
How much money did this orphanage receive in one month on an average?
(a) Rs. 9333
(b) Rs. 10833
(c) Rs. 11000
(d) Rs. 11500

3. A fruit basket has 10 different types of fruits in it. The weights of the fruits are as follows:
0.4 kg, 0.6 kg, 2 kg, 1.5 kg, 1.2 kg, 3 kg, 3.5 kg, 5 kg, 0.2 kg, 4 kg
What is the range of the weights of the fruits?
(a) 3.8 kg
(b) 3.6 kg
(c) 4.8 kg
(d) 4.6 kg

4. Points scored by four players in six matches are as follows:

If a player with highest average score wins the match, then which of the following player wins the match?
(a) Player 1
(b) Player 2
(c) Player 3
(d) Player 4

5. Following are the sizes of the shirts purchased by each customer in one day:
40, 37, 38, 42, 39, 40, 43, 40, 42, 39, 37, 50, 44, 46, 40, 39, 37.
Which of the following shirt size gives the highest sale for a day?
(a) 37
(b) 38
(c) 39
(d) 40

6. Runs scored by a batsman in first 12 balls are as follows:
1, 4, 6, 4, 0, 1, 4, 0, 2, 4, 6, 1.
What is the mode of this data?
(a) 1
(b) 2
(c) 4
(d) 6

7. Raj is practising for 100 metre race and so he records the timing in seconds for each run as follows:
89, 91, 90, 89, 92, 89, 90, 91, 89, 91, 90, 93, 89, 92, 89, 93, 90, 89.
What is the mode of the data?
(a) 89
(b) 90
(c) 91
(d) 92

8. A Christmas party has been organised by a colony. Ages of the members participated in the party are as follows:
38, 42, 35, 37, 45, 50, 32, 43, 43, 40, 36, 38, 43, 38, 47
If 2 groups have to be made so that each group has equal number of individuals and the member in the middle becomes the spectator. What is the age of a spectator?
(a) 37 years
(b) 38 years
(c) 40 years
(d) 43 years

9. Heights (in feet) of trees planted in a garden are as follows:
19, 25, 23, 20, 9, 20, 15, 10, 5, 16, 25, 20, 24, 12, 20
If they are arranged in the increasing order of their heights, what is the height of the tree, which is in the middle?
(a) 20 feet
(b) 19 feet
(c) 25 feet
(d) 23 feet

10. Quantity of apples & mangoes sold per day by a fruit seller have been recorded and is shown using a bar graph given below:

What is the difference between the quantity of apples and quantity of mangoes sold in 5 days?
(a) 10 kg
(b) 8 kg
(c) 5 kg
(d) 3 kg

Subjective Questions

11. Nitya starts a new diet plan and keeps a record of calorie intake per day for first 10 days.
2200, 2150, 1950, 1850, 1900, 1800, 1950, 2050, 1750, 1900
Find the average calorie intake for Nitya according to her new diet plan?

12. A dairy farm maintains a record of monthly income made by only selling milk. The number of litres of milk sold monthly are as follows:
350, 300, 320, 310, 370, 400, 350, 360, 380, 420, 500, 440
Find the average number of litres of milk sold monthly.

13. Ram has got a pocket money of Rs. 500 for a month. He spends Rs. 200 in the first 10 days as follows:
22, 31, 28, 24, 25, 16, 23, 13, 8, 10
How much money should he spend on an average in the next 20 days?

14. Number of goals made by two opponent teams in a football match are as follows:

If a team with highest average number of goals wins the match, state the winning team.

15. A car travelled for 8 continuous hours and the distance covered (in kms) per hour are given below:
37 km, 30 km, 32 km, 31 km, 29 km, 39 km, 42 km, 40 km
Tina calculates the average speed of this car so that she can plan a trip to her home town. Find the average speed that Tina would get for the car.

16. A box has 20 different sizes of balls in it. The diameters of the balls present in the box are as follows:
3.2, 4.1, 2.8, 5.4, 3.6, 2.6, 2.4, 3.4, 3.8, 2, 4, 6, 3, 8, 7, 11, 15, 19, 13, 16
What is the range of sizes of the balls?

17. Om buys a packet of 20 candies. The weights (in grams) of these candies are as follows:
10, 11, 20, 12, 11, 13, 11, 13, 20, 11, 12, 9, 14, 11, 15, 16, 11, 12, 13, 20
If Om group candies of equal weight together, find the group having highest number of candies?

18. At a railway ticket counter, there are 20 people standing in a Que. Distance (in cm) between every two consecutive individuals are noted and are given below:
50, 75, 50, 80, 80, 50, 100, 65, 70, 75, 90, 85, 90, 50, 65, 70, 85, 100, 95, 50
What is the most common distance between two individuals?

19. There are multiple fruit boxes of different weights (in kg) being kept in the warehouse. The weights of the boxes are as follows:
12, 14, 12, 16, 15, 13, 14, 18, 19, 12, 14, 15, 16, 15, 16, 16, 15, 17, 13, 16, 16, 15, 15, 13, 15, 17, 15, 14, 15, 13, 19
There are two groups so that weight of each box in group 1 must be less than the weight of the middle box and weight of each box in group 2 must be greater than the weight of the middle box.
What is the weight of the middle box?

20. Marks scored by Sameer in different subjects are given below using a bar graph:

In which subject Sameer has got maximum marks?

## Key features of study materials for CBSE Class 7 Mathematics:

• Easy and comprehensive set of study materials
• Created by subject matter experts
• Amended according to the latest CBSE syllabus