Subject :IMO Class : Class 5
Yashika is XIV years old. Her friend Simran is XI years old. How old will they be respectively when their total age is LVII years?
AXXX years , XXII years
BXXIX years, XXII years
CXXX years , XXIII years
DXXX years, XXVII years
Ans 1:
Class : Class 6
I used elimination method.
Ans 2:
Class : Class 6
Correct answer is D.Solution:Age of Yashika = 14Age of Simran = 11Sum of their ages now = 25Number of years it takes for their sum of ages become Sum of their ages now,Yashika = 14 16 = 30 = XXXSimran = 11 16 = 27 = XXVII
Ans 3:
Class : Class 8
D