IBPS RRB Officer Scale 1 Exam 12 Sep 2020 Prelims Shift 2 Paper

Question : 70 of 80

Marks: +1, -0

A man rows 10 km upstream and the same distance downstream. The difference in time taken by the man in rowing upstream and downstream is 5min. If the speed of boat is 35 km/hr, what is the speed of the stream?