1.

the average age of three brother is 15 years ago the age of to brother in 15 years and 12 years find the age of the third brother​

Answer»

answer

18

explanation

Let the total AGE of brothers be 'y'

Let the age of 3RD brother be 'X'

ATQ

15 = y/3

y = 45 years

Total age = 45 years

15 + 12 + x = 45

27 + x = 45

x = 18 years

Age of the 3rd brother is 18 years.


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