Question 84(i)

Given below is a pie chart showing the time spend by a group of 350 children in different games. Observe it and answer the questions that follow.

How many children spend atleast one our in playing games ?

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Solution

Number of children who spend atleast 1 h in playing games i.e. the number of children playing 1 h or more than 1 h
= (Total number of children) - (Number of children spend less than 1 h)
= 350 - 6% of 350
$= 350 - \frac{6}{100} \times 350$
$= 350 - 21 = 329$

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Question 85(iii)

The pie chart given below shows the result of a survey carried out to find the modes of travel used by the children to go school. Study the pie chart and answer the questions that follow.

If 18 children travel by car, how many children took part in the survey ?

Q. The above pie graph shows the time spend on leisure activities by

A

in a week.
If A spends playing soccer for

4

hours. how much time does he spend on playing computer games?

Q. In a class of 80 children, 35% children can play only cricket, 45% children can play only table-tennis and the remaining children can play both the games. In all, how many children can play cricket?

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Question 84(i) Given below is a pie chart showing the time spend by a group of 350 children in different games. Observe it and answer the questions that follow. How many children spend atleast one our in playing games ?

Number of children who spend atleast 1 h in playing games i.e. the number of children playing 1 h or more than 1 h = (Total number of children) - (Number of children spend less than 1 h) = 350 - 6% of 350 =350−6100×350 =350−21=329

Question 84(i)

Given below is a pie chart showing the time spend by a group of 350 children in different games. Observe it and answer the questions that follow.

How many children spend atleast one our in playing games ?

Number of children who spend atleast 1 h in playing games i.e. the number of children playing 1 h or more than 1 h
= (Total number of children) - (Number of children spend less than 1 h)
= 350 - 6% of 350
$= 350 - \frac{6}{100} \times 350$
$= 350 - 21 = 329$