A can run 192 metre in 28 seconds and B in 32 seconds. By what distance A beat B? Choose the correct choice from the following choices:  A) 38 metre  B) 28 metre  C) 24 metre  D) 15 metre  E) 28 metre

Rationale: "clearly , a beats b by 4 seconds now find out how much b will run in these 4 seconds speed of b = distance / time taken by b = 192 / 32 = 6 m / s distance covered by b in 4 seconds = speed ã — time = 6 ã — 4 = 24 metre i . e . , a beat b by 24 metre answer is c"
Answer: C