Erin covered a box with contact paper. The dimensions of the box are shown in the figure below: The contact paper costs 8¢ per square inch. She will only pay for the contact paper used to cover the box, even if there is waste or extra. How much money did Erin spend on the contact paper? $20.72 $41.44 $48.12 $73.14

look a the sides they are perpendicular

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

$119.20

step-by-step explanation:

$372.50 - 60% off is $149. $149-20% off is $119.20