The cost of the patch : = 887.84 cents
Given
16.2 cm² patch
cost = $3.58/in²
Required
The cost of the patch
Solution
We must pay attention to the conversion factor when changing units
1 cm² = 0.155 in²
16 cm² = 2.48 in²
Cost :
= $3.58/in² x 2.48 in²
= $8.8784
1 dollar is equal to 100 cents, so :
= $8.8784 x 100 cents/$
= 887.84 cents