Subject :IMO Class : Class 6
Ali will be 6y years old in 6 years time. How old was Ali 4y years ago?
A6y - 6
B10y - 6
C2y - 6
D2y + 6
Ans 1: (Master Answer)
Class : Class 1
(C): Ali will be 6y years old in 6 years time so his present age = 6y - 6
4y years ago his age = (6y - 6) - 4y = 6y - 6 - 4y = 2y - 6