Question

A person goes from A to B with speed 40 km/hr & return from B to A with speed 30 km/hr. Whole journey takes 14 hr, then find the distance between A & B in Km.

• A. 480
• B. 240
• C. 80
• D. 120

Answer 1

Answer:

B. 240

Let the distance be ‘D’ km D/40 + D/30 = 14 (3D + 4D)/120 = 14 7D/120 = 14 D = 240 km