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Directions: Study the following questions carefully and choose the right answer.

  • 1.
    A boat covers 24 km upstream and 36 km downstream in 6 hours while it covers 36 km upstream and 24 km downstream
    in 6 1  hours. The velocity of the current is:
    2

    A. 1 km/hr B. 1.5 km/hr
    C. 2 km/hr D. 2.5 km/hr

  • 2.
    A man can row 7 1  kmph in still water, if the river is running at 1.5 km an hour. 
    2

    It takes him 50 mins to row to a place and back, how far off is the place?

    A. 1 km  B. 2 km
    C. 3 km  D. 4 km

  • 3.
    A man can row upstream at 7 kmph and downstream at 10 kmph. Find man's rate still water and the rate of current.
    A. 4 km/hr and 1 km/hr B. 8.5 km/hr and 1.5 km/hr
    C. 6 km/hr and 2 km/hr D. 6 km/hr and 3 km/hr

  • 4.
    A man can row 40 km upstream and 55 km downstream in 13 hours, also he can row 30 km upstream and 44 km downstream in 10 hours. Find the speed of the man in still water and the speed of the current.
    A. 8 kmph and 2 kmph B. 8 kmph and 3 kmph
    C. 7 kmph and 5 kmph  D. 4 kmph and 7 kmph

  • 5.
    If a boat goes 7 km upstream in 42 minutes and the speed of the stream is 3 kmph then the speed of the boat in still water is:
    A. 4.2 km/hr B. 9 km/hr
    C. 13 km/hr D. 21 km/hr