5 years ago, the average of Ram and Shyam age was 20 years. now, the average age of Ram , Shyam and Mohan is 30 years . what will be Mohan's age 10 years hence?

45 years
50 years
49 years
60 years

Correct Answer: 50 years

Explanation:

Total age of Ram and shyam 5 years ago
= 2 x 20 = 40 years
∴ Total age of Ram and Shyam at present
= 40 + 5 + 5 = 50 years
Mohan's age now =90 - 50 years = 40 years
Mohan's age 10 years hence = 40 + 10 years
= 50 years

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