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How many boys are anrolled in Singing an...


How many boys are anrolled in Singing and Craft together ?

A

475

B

520

C

640

D

810

Text Solution

Verified by Experts

The correct Answer is:
A
Total students enrolled in singing & craft
`=(4000xx(20+20))/(100)=1600`
Total girls enrolled in singing & craft
`=(2500xx(20+25))/(100)=1125`
No. of boys enrolled `=1600-1125=475`
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