Question

Two cyclists travel from X to Y at speeds of 18 km/hr and 24 km/hr. If one of them takes 15 minutes less time than the other to reach the destination, then find the distance (in km) between X and Y.

Given Speed 18 kmh Speed 24 kmh Time difference 15 min 14 hr Let distance d km Equation d18 d24 14 LCM of 18 and 24 72 4d 3d72 14 d72 14 d 72 14 18

A 18

B 40

C 30

D 20

Detailed Solution