Speed Time and Distance - Quantitative Aptitude Questions and Answers


Quantitative Aptitude » Speed Time and Distance

QUESTION

A motorboat whose speed is 20 km/h in still water takes 30 minutes more to go 24 km upstream than to cover the same distance downstream. If the speed of the boat in still water is increased by 2 km/h, then how much time will it take to go 39 km downstream and 30 km upstream?

A)

3h 40m

B)

2h 40m

C)

2h 50m

D)

3h 10m