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Kohli is younger than Rohit by 3 years. If the ages of Kohli and Rohit are in the ratio 7: 8, how old is Kohli?

A18 years

B27 years

C24 years

D21 years

Answer:

D. 21 years

Read Explanation:

kohli age =A

rohith age = A+3

AA+3=78\frac{A}{A+3}=\frac78

8A=7A+218A=7A+21

A=21A=21


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