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23 Nov 2019
A river moves at a speed of 10 m/s from north to south. A boat canmove at a speed of 20 m/s in still water.
What is the maximum velocity of the boat upstream in m/s ?
0, 10, 20, 30
What is the maximum velocity of the boat downstream in m/s ?
0, 10, 20, 30
A river moves at a speed of 10 m/s from north to south. A boat canmove at a speed of 20 m/s in still water.
What is the maximum velocity of the boat upstream in m/s ?
0, 10, 20, 30
What is the maximum velocity of the boat downstream in m/s ?
0, 10, 20, 30
Irving HeathcoteLv2
23 Nov 2019