40 km upstream takes 3 hours 12 min. The speed of the stream is 3 km/hr. Speed of boat in still water is increased by 20%, time taken to cover 54 km downstream?

1
1 hour 30 min
2
1 hour 20 min
3
2 hour 30 min
4
3 hour 15 min
5
2 hour

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation