SOLUTION: if a boat travels at a speed of 5 kilometres per an hour crosses a river of width 1 kilometre in 15 minutes , then find the speed of the river

Algebra.Com
Question 959919: if a boat travels at a speed of 5 kilometres per an hour crosses a river of width 1 kilometre in 15 minutes , then find the speed of the river
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
if a boat travels at a speed of 5 kilometres per an hour crosses a river of width 1 kilometre in 15 minutes , then find the speed of the river
------------------
Not clear.
Calls for assumptions.

RELATED QUESTIONS

A river has a current speed of 5 miles per hour. A boat travels down river for 20 miles.... (answered by josgarithmetic,MathTherapy,greenestamps,ikleyn)
A person crosses a lake of width 600 m in 5 minutes by boat. What is his speed in km per... (answered by macston)
A car consumes petrol 5 litre per hour when we travel at 50 kilometre per hour. Find the... (answered by Alan3354)
a cyclist travels for 10 hours at an average speed of 8 kilometres per hour. Would he... (answered by ankor@dixie-net.com)
Practical Application of Quadratic Equations 1.A rectangular garden has dimensions of (answered by ankor@dixie-net.com)
A boat heads upstream a distance of 30 miles on the Mississippi river, whose current is... (answered by ankor@dixie-net.com)
Suppose a boat travels 1 hour downstream and then returns in 1 hour 20 minutes. If the... (answered by mananth)
a motorbike travels 96km in 1 hour and 3o minutes. what is his average speed in... (answered by ankor@dixie-net.com)
A boat on a river travels the same distance in 1/2 hour downstream as it can go upstream... (answered by ankor@dixie-net.com)