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Algebra
Chapter 25
Problem 3
Select a different problem
Example:
Convert: 3 miles to feet.
Note: 1 mi = 5280 ft. Divide both sides by 1 mi.
So
which maintains equality.
Solution:
Note how the units of miles cancel out in the multiplication leaving d = 15840 ft
This can be solved using the graphing calculator at the bottom of the page:
First enter 3(5280/1) into the box to the right of Function f(x)=.
Then click on the Plot Graph button. The answer will appear below the box as f(x) = 15840.
