Answer:
22.5
Step-by-step explanation:
If two fractions have the same denominators, then just simply add up the numerators together and keep the denominator.
Examples:

<span>the width of the cake pan can be found with the following formula
area = W x L=</span>432 in.2<span>
but L= 4/3W
so we have </span>
area = W x 4/3W=4/3W²=<span>432 in.2, and </span><span>W²=<span>(3/4)x 432 in.2, and W=18 in</span> </span>
Answer:
The answer should be choice D.
HOPE THIS HELPS! :)
Multiplying the number by 1,000