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The ratio of the number of boys and girl...

The ratio of the number of boys and girls in a college is `7 : 8 `. If the percentage increase in the number of boys and girls be `20%` and `10%` respectively, what will be the new ratio ?

A

`8 : 9`

B

`17 : 18`

C

`21 : 22`

D

Cannot be determined

Text Solution

Verified by Experts

The correct Answer is:
C
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