Quiz: Boats and Streams Set 1

  • A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream is 4 km/hr, find the time taken by the boat to go 68 km downstream.
    A. 2 hours
    B. 3 hours
    C. 4 hours
    D. 5 hours       

     Answer: Option C

  • A man’s speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr. The man’s speed against the current is:
    A. 8.5 km/hr
    B. 9 km/hr
    C. 10 km/hr
    D. 12.5 km/hr
    Answer: Option C
  • A man can row upstream 10 kmph and downstream 20 kmph. Find the man rate in still water and rate of the stream.
    a)     0,5

    b)     5,5

    c)      15,5

    d)     10,5

    Answer: Option C

  • A man takes 3 hours 45 minutes to row a boat 15 km downstream of a river and 2 hours 30 minutes to cover a distance of 5 km upstream. Find the speed of the current.
    a)     1 km/hr

    b)     2 km/hr

    c)      3 km/hr

    d)     4 km/hr

    Answer: Option A