Monday
March 30, 2015

Homework Help: math

Posted by nola on Saturday, August 18, 2012 at 11:19pm.

A speedboat moves at a rate of 21 km/hr in still water. How long will it take someone to ride the boat 60 km downstream if the river's current moves at a rate of 9 km/hr?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

algebra - A speedboat moves at a rate of 21 km/hr in still water. How long will ...
Algebra(urgent) - a boat moves through still wather at x kilometers(km) per hour...
Math - A boat moves 7 kilometers upstream in the same amount of time it moves 17...
Algebra - a boat moves through still wather at x kilometers(km) per hour. it ...
Algebra - A kayak moves at a rate of 10 mph in still water. If the river's ...
Algebra - The current of a river moves at 3 miles per hour. It takes a boat 3 ...
math - A kayak moves at a rate of 12 mph in still water. If the rivers current ...
Physics - a boat moves through the water of a river at 5.8m/s relative to the ...
Physics - A boat travelling at 30km/hr relative to water is headed away from the...
Physics - A boat moves through the water of a river at 5 m/s relative to the ...

Members