A man can row 18 mph in still water it takes him thrice as long to row up as to row down the river . Find the rate of stream.

A man can row 18 mph in still water it takes him thrice as long to

1.	A man can row 18 mph in still water it takes him thrice as long to row up as to row down the river . Find the rate of stream.
A.	9 km/hr
B.	10 km/hr
C.	11 km/hr
D.	12 km/hr
Answer» B. 10 km/hr

Discussion

No Comment Found

Related MCQs

What is the speed of the boat in still water? I. The speed downstream is 12 kmph. II. The speed upstream is 4 kmph. III. In a to and fro journey between two points, the average speed of the boat was 6 kmph.
A boat takes a total time of three hours to travel downstream from P and Q and upstream back from Q to P. What is the speed of the boat in still water? I. The speed of the river current is 1 km per hour. II. The distance between P and Q is 4 km.
What is the speed of the boat in still water? I. It takes 2 hours to cover the distance between A and B downstream. II. It takes 4 hours to cover the distance between A and B upstream.
What is the speed of the boat in still water? I. The boat covers a distance of 48 kms in 6 hours while running upstream. II. The boat covers the same distance in 4 hours while running downstream.
A man can row three-quarters of a kilometre against the stream in 11 minutes and down the stream in 7 minutes. The speed (in km/hr) of the man in still water is:
A man can row upstream at 12km/hr and downstream at 18 km/hr. The man rowing speed in still water is?
A boat can tarvel 36 km upstream in 5 hours. If the speed of the stream is 2.4 kmph, how much time will the boat take to cover a distance of 78 km downstream?(in hours)
The speed of the boat in still water is 5 times that of current, it takes 1.1 hour to row to point B from point A downstream. The distance between point A and point B is 13.2 km. How much distance (in km) will it cover in 312 minutes upstrem?
A man takes 2.2 times as long to row a distance upstream as to row the same distance downstream. If he can row 55 km downstream in 2 hour 30 minutes, what is the speed of the boat in the still water?
Speedof a along and against the current are 14 kms/hr and 8 kms/hr respectively. The speed of the current is?

A man can row 18 mph in still water it takes him thrice as long to row up as to row down the river . Find the rate of stream.

Discussion

No Comment Found

Related MCQs

Reply to Comment