Irene R. answered • 05/19/20
Tutor
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BS in Mechanical Engineering and Certified math teacher for 13 years
The unit rate would be square footage covered in 1 hour. Since 5/8 square foot is the area covered in 1/4 hour, you would multiply by 4 to determine the amount of area covered in 1 hour:
5 x 4 = 20
8 1 8
20 is equivalent 2 and 1 square feet in 1 hour
8 2
