Suhas surveyed the opinions of 50 students from his class on the impact of social media in their lives, and represented the survey data using the below circle graph.
How many students felt that social media is time-consuming?
A
30
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B
25
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C
21
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D
None of the above
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Solution
The correct option is C21 Total number of students involved in the survey= 50
Suhas represented the survey data on the impact of social media in student's life in the form of a circle graph as shown below.
From the above circle graph, it is clear that 42% of 50 students believe the social media is time-consuming.
∴ The number of students felt that the social media is time-consuming is 42%of50=42100×50=21