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The average age of 3 persons is 30 years...

The average age of 3 persons is 30 years.If their ages are in the ratio of 3:5:7 respectively, then the age ofthe eldest person is:

A

25 Years

B

42 Years

C

28 Years

D

21 Years

Text Solution

Verified by Experts

The correct Answer is:
B
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