Unit rate
Find each unit rate.
1. $140 for 18 ft2

$17.50

Step-by-step explanation:

140 divided by 18 equals 17.50, the unit rate is dollars per foot.

$7.78 : 1 ft²

Step-by-step explanation:

140 : 18

÷18  ÷18

7 7/9 : 1

    or

$7.78 : 1 ft²

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