Suppose you drive to Delhi `200km` away at `400`km/hr and return at `200`km/hr .what is yours average speed for the entire trip?

A motorist travels to a place 150 km away at an average speed of 50 km/hr and returns at 30 km/hr. His average speed for the whole journey in km/hr is (a) 35 (b) 37 (c) 37.5 (d) 40

A car travels a distance AB at a speed of 40 km/hr and returns to A at a speed of 30 km/hr. What is the average speed for the whole journey?

A car travels a distance AB at a speed of 40 km/hr and returns to A at a speed of 30 km/hr. What is the average speed for the whole journey?

Mr X travels 6km at a speed of 12km/hr and 15km at a speed of 19km/hr .What is the average speed during the entire journey?

Aditya covered 48 km distance at 40 km/hr and rest 52 km at 65 km/hr. Find his average speed.

A train covers the first 160km at a speed of 120km/hr ,another 160km at a speed of 140km/hr and last 160km at 80km/hr. Find the average speed of the entire journey.

An automobile driver travels from plane to hill station 100km distance at an average speedof 30km per hour.He then makes the return trip at average speed of 20km per hour.What is his average speed over the entire distance (200km)?