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If a boat goes 100 km downstream in 10 h...

If a boat goes 100 km downstream in 10 h and 75 km upstream in 15 h. Then, the speed of the stream is

A

2 km/h

B

2.5km/h

C

3 km/h

D

3.5km/h

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Knowledge Check

  • The speed of a boat in still water is 10 km/h. If it can travel 26 km downstream and 14 km upstream in the same time, the speed of the stream is :

    A
    2 km/h
    B
    2.5 km/h
    C
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    D
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  • A boat can go 30 km downstream and 24 km upstream in 2 hours 27 minutes. Also. it can go 10 km downstream and 4 km upstream in 37 minutes. What is the speed of the boat up stream (in km) h?

    A
    24
    B
    18
    C
    22
    D
    20
  • A boat can go 30 km downstream and 24 km upstream in 2 hours 27 minutes. Also, it can go 10 km downstream and 4 km upstream in 37 minutes. What is the speed of the boat upstream (in km/h)?

    A
    24
    B
    18
    C
    22
    D
    20
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