Races and Games - Arithmetic Aptitude Questions and Answers

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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:

21m

26m

28m

29m

Answer : Option C

Explanation :

A : B = 100 : 75

B : C = 100 : 96.

A : C = [\(\frac { A } { B } \) X \(\frac {B } { C } \)] = [\(\frac { 100 } {75 }\) X \(\frac { 100 } {96 }\)] =\(\frac { 100 } {72 }\) =100:72