Races and Games - General Aptitude

Q1:

In a 100 m race, A can beat B by 25 m and B can beat C by 4 m. In the same race, A can beat C by:

A 21 m

B 26 m

C 28 m

D 29 m

ANS:C - 28 m

A : B = 100 : 75 B : C = 100 : 96.

A : C = A x B = 100 x 100 = 100 = 100 : 72.
B C 75 96 72
A beats C by (100 - 72) m = 28 m.