Problem: The volume of water used for crop irrigation is measured in acre-feet, where 1 acre-foot is the amount of water needed to cover 1 acre of land to a depth of 1 ft.If there are 640 acres per square mile, how many cubic feet of water are in 4.0 acre-feet ?

FREE Expert Solution

We’re being asked to convert 4 acre feet into cubic feet.


To do so, we need the following conversion factors:

1 mile = 5280 feet

1 mile2 (square mile) = 640 acre


89% (165 ratings)
View Complete Written Solution
Problem Details

The volume of water used for crop irrigation is measured in acre-feet, where 1 acre-foot is the amount of water needed to cover 1 acre of land to a depth of 1 ft.

If there are 640 acres per square mile, how many cubic feet of water are in 4.0 acre-feet ?

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Dimensional Analysis concept. You can view video lessons to learn Dimensional Analysis. Or if you need more Dimensional Analysis practice, you can also practice Dimensional Analysis practice problems.

What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Berghout & Davidson's class at WEBER.