A river 400 m wide is flowing at a rate of 2 m/s. A boat is sailing at a velocity of 10 m/s with respect to the water, in a direction perpendicular to the river.
a. find time taken by the boat to reach the opposite bank.
b.How far from the point directly opposite to the starting point does the boat reach the opposite bank ?

Question

A river 400 m wide is flowing at a rate of 2 m/s. A boat is sailing at a velocity of 10 m/s with respect to the water, in a direction perpendicular to the river. 
a. find time taken by the boat to reach the opposite bank.
b.How far from the point directly opposite to the starting point does the boat reach the opposite bank ?

irishboy123 · Answer

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vincent-lyon.fr · Answer

You will use Pythagoras in the second question.
In the first question simply use d = v.t