Join Our Socials
What is the correct answer?
a man can row 18 kmph in still water.it takes him thrice as long to row up as to row down the river. Find the rate of stream.
D. 9 km/hr.
x=18 or x=9.
Rate upstream=9 km/hr, rate downstream=27 km/hr.
Hence, rate of stream=1/2(27-9)km/hr=9 km/hr.