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Question

A survey was made to find the type of music that a certain group of young people liked in a city. The adjoining pie chart shows the findings of this survey. From this pie chart, answer the following: (i) If $ 20$ people liked classical music, how many young people were surveyed?


Semi Classical 20 % Classical light 10 % 40% Folk 30%

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Solution

Given, 10%ofx=20

(10100)×x=20x=20×10010=200

Hence,200 young people were surveyed.


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