a man can row three-quarters of a kilometre against the stream in 11 minutes a

Question

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

Options:

A . 4

B . 5

C . 6

D . 7

Answer: Option B
Explanation :

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Question 1. a boat running downstream covers a distance of 16 km in 2 hours, while covering the same distance upstream it takes 4 ....is the speed of the boat in still water ?

Question 2. a boat takes 9 hours to travel a distance upstream and takes 3 hours to travel the same distance downstream. if the sp....4 km/hr, what is the velocity of the stream ?

Question 3. a man can row three-quarters of a kilometre against the stream in 11 minutes and down the stream in 7 minutes. the spe....speed (in km/hr) of the man in still water is

Question 4. a boat running downstream covers a distance of 16 km in 2 hours, while covering the same distance upstream it takes 4 ....is the speed of the boat in still water ?

Question 5. a person can swim at 15/2 km/hr in stagnant water. in a river with 1.5 km/hr current, the person swims to a certain di....50 minutes. what is the distance between the two poin

Question 6. a boat takes 4 hours for travelling downstream from point a to point b and coming back to pint a upstream. if the velo....speed of the boat in still water is 4 km/hr.

Question 7. a boat takes 9 hours to travel a distance upstream and takes 3 hours to travel the same distance downstream. if the sp....4 km/hr, what is the velocity of the stream ?

Question 8. a person can swim at 15/2 km/hr in stagnant water. in a river with 1.5 km/hr current, the person swims to a certain di....50 minutes. what is the distance between the two poin

Question 9. a man takes twice as long to row a distance against the stream as to row the same distance in favour of the stream. th....of the boat (in still water) and the stream is

Question 10. a boat covers a certain distance downstream in 1 hour, while it comes back in 1 hours. if the speed of the stream be 3....what is the speed of the boat in still water?

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