Three years ago the average of A and B was 18 Years. With C joining them now, the average becomes 22 years. How old is C now?

a) 24 years b) 27 years c) 28 years d) 30 years
(Patni Question)
Asked by Vikash dinkar
RAHUL   D
8 years ago
Naveen kumar M T   24
7 years ago
Nishant Chauhan   d
7 years ago
anjali mehta   30
7 years ago
joydeb   answer is 24
let me explain...
let,present age of A and B is x and y.
before 3 yrs ago sum of their age was (x-3)+(y-3)=2*18
x+y=42..........(1) and
now sum of their age is x+y+z=22*3 (let c's present age is z)
x+y+z=66..........(2)
solving eqn (1) and (2), we get z=24
6 years ago
radhikavj   thanks u so much @joydeb :) :)
5 years ago

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