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Questions (3)
A boat which can travel at 5m/s in still water is crossing a river 200 m wide.the rate of the flow of the river is 2 m/s assumed
1 answer
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An aircraft have a speed in still air of 400 km/h. A wind is blowing from the south at 80 km/h.
The pilot wishes the aircraft to
1 answer
697 views
Two ships, A and B st out from port O simultaneously. A travels due north at 16 km/h, B due east at 13 km/h. The ships radio
1 answer
627 views
