February 21, 2017

Homework Help: physics

Posted by PLEASE HELP! on Sunday, November 2, 2008 at 10:54am.

A boat travels at 3.8 m/s and heads straight across a river 240 m wide. The river flows at 1.6 m/s. Find
A) The boat's resultant velocity.

B) How long it takes the boat to cross the river.

C) How far downstream the boat is when it reaches the other side.

Please help, i have about 12 of these problems that I understand NONE of.

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