A river is 90 wide from bank to bank, and the water flows parallel to the banks at a speed of 2ms-1. A ferry travels in a straight line from point A to point B directly opposite to A(bank to bank).Given that the ferry takes exactly one minute to cross the river, find
(i) the speed of the ferry in still water
(ii) the angle to the bank at which the ferry must be steered.

Question

sasogeek · Answer

90m wide

sasogeek · Answer

speed=1.5ms-1

anonymous · Answer

dude this is from vectors...u told u wer doing calculus ?

sasogeek · Answer

i know..... i'm solving past questions