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The average of the age of Sonu, Hari and...

The average of the age of Sonu, Hari and Govind is 30 years. If their ages are in the ratio of `4:5:6` respectively, then the difference between the age of Sonu and Govind is:

A

18 years

B

21 years

C

15 years

D

12 years

Text Solution

Verified by Experts

The correct Answer is:
D
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