Races and Games - General Aptitude

Q1:

In a race of 200 m, A can beat B by 31 m and C by 18 m. In a race of 350 m, C will beat B by:

A 22.75 m

B 25 m

C 19.5 m

D
7 4 m
7

ANS:B - 25 m

A : B = 200 : 169. A : C = 200 : 182.

C = C x A = 182 x 200 = 182 : 169.
B A B 200 169
When C covers 182 m, B covers 169 m.
When C covers 350 m, B covers 169 x 350 m = 325 m.
182
Therefore, C beats B by (350 - 325) m = 25 m.