A can run 22.5 m while B runs 25 m. In a kilometer race B beats A by :
A can run 22.5 m while B runs 25 m. In a kilometer race B beats A by : Correct Answer 100 m
When B runs 25 m A runs 45/2 = 22.5 m B 1000m, a runs ( 45/2×1/25×1000) = 900 m B beats A by ( 1000 - 900) m = 100 m