Question

a A motor boat has two throttle position on its engine
The high speed position propels the boat at
30 km/h in still water and the low speed position
giues one third the highest speed. The boat moves from
its dock downstream on a river with the throttle
at low speed position and returns to the dock with
throttle at high speed position. The return trip
took 5% longer time that it did for downstream
trip. Determine the velocity of flow of river.​

Answer 1

Answer:

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