In a school the total number of students are $3200$ out of which $1800$ are boys. Remaining are girls. Ratio of number of girls to boys is:

A

$32001400 $

B

$79 $

C

$97 $

D

$31 $

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Solution

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Correct option is C)

The total number of boys in school $=1800$ the total number of student $=3200$ therefore the total number of girls$=3200−1800=1400$ $∴$, Ratio $=BoysGirls =18001400 $ $Ratio=7:9$