Question

there is a proportional relationship between feet and inches. the constant of proportionality is 12. that means there are 12 inches for every 1 foot. use that to continue filling in the table. number of feet number of inches 1 12 9 108 8 96 2 24 7

Explanation:

Step1: Recall the proportion formula

The relationship is number of inches = 12×number of feet.

Step2: Calculate for 7 feet

Let the number of feet be $n = 7$. Then the number of inches $i=12\times n$. Substitute $n = 7$ into the formula: $i = 12\times7$.
$i=84$

Answer:

84