A train travels from A to B at the speed of 18 km/hr and returned at the speed of 20 km/hr. Find the average speed.

1
360/19 km/hr
2
19 km/hr
3
18 km/hr
4
180/7 km/hr
5
20 km/hr

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation