A boat goes 40 km upstream in 8 hours and a distance of 36 km downstream in 6 hours. The speed of the boat in standing water is :
Explanation:
Speed upstream = (40 ÷ 8) = 5 km/h
Speed downstream = (36 ÷ 6) = 6 km/h
Speed of boat in standing water = (5 + 6)/2 = 5.5 km/h
Hence, option (c).
» Your doubt will be displayed only after approval.
Help us build a Free and Comprehensive Preparation portal for various competitive exams by providing us your valuable feedback about Apti4All and how it can be improved.