A man rows downstream 60 km and upstream 36 km, taking 4 hours each time. The speed of the man is:

15 km/h

No worries! We‘ve got your back. Try BYJU‘S free classes today!

16 km/h

No worries! We‘ve got your back. Try BYJU‘S free classes today!

8 km/h

No worries! We‘ve got your back. Try BYJU‘S free classes today!

12 km/h

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D 12 km/h
$S_{D} \to 15 k m / h$
$S_{U} \to 9 k m / h$
Speed of man $= \frac{15 + 9}{2} = 12 k m / h$

Suggest Corrections

Similar questions

A man can row downstream at 12 km/h and upstream at 8 km/h. What is the speed of man in still water?

A boat goes 6 km downstream in 20 min and 6 km upstream in 30 min. What is the speed of the boat in still water?

30

18

5

If a racing car covers 800 km in 5 hours then find its speed.

Join BYJU'S Learning Program