a man can row downstream at 18 kmph and upstream at 10 kmph. find the speed of

Question

a man can row downstream at 18 kmph and upstream at 10 kmph. find the speed of the man in still water and the speed of stream respectively?

Options:

A . 13, 3

B . 12, 6

C . 15, 3

D . 14, 4

Answer: Option D
Explanation :

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Question 1. the time taken by a man to row his boat upstream is twice the time taken by him to row the same distance downstream. i....water is 42 kmph, find the speed of the stream?

Question 2. a man can row a boat at 20 kmph in still water. if the speed of the stream is 6 kmph, what is the time taken to row a ....time taken to row a distance of 60 km downstream?

Question 3. a person can row at 9 kmph and still water. he takes 4 1/2 hours to row from a to b and back. what is the distance bet....b if the speed of the stream is 1 kmph?

Question 4. a man can row 30 km downstream and 20 km upstream in 4 hours. he can row 45 km downstream and 40 km upstream in 7 hour....7 hours. find the speed of man in still water?

Question 5. the time taken by a man to row his boat upstream is twice the time taken by him to row the same distance downstream. i....water is 42 kmph, find the speed of the stream?

Question 6. a person can row at 9 kmph and still water. he takes 4 1/2 hours to row from a to b and back. what is the distance bet....b if the speed of the stream is 1 kmph?

Question 7. a man can row 30 km downstream and 20 km upstream in 4 hours. he can row 45 km downstream and 40 km upstream in 7 hour....7 hours. find the speed of man in still water?

Question 8. a man can row 24 kmph in still water. it takes him thrice as long to row up as to row down the river. find the rate of....row down the river. find the rate of the stream?

Question 9. a man can row downstream at the rate of 24 kmph and upstream at 7 kmph. find the man’s rate in still water and rate ....the man’s rate in still water and rate of current?

Question 10. the speed at which a man can row a boat in still water is 15 kmph. if he rows downstream, where the speed of current i....kmph, what time will he take to cover 60 metres?

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