Answer: c) 56.2
<u>Step-by-step explanation:</u>
Compare the original rate to the the new rate:

The area of the given parallelogram is 120.
Step-by-step explanation:
Step 1:
The parameters needed to determine the area of a parallelogram are the base length and height.
The base length of this parallelogram is 15 inches while its height is 8 inches.
The area of a rectangle is determined by multiplying the base length with the height.
Step 2:
The area of the parallelogram 
Here the base length is 15 inches and the height is 8 inches.
The area of the parallelogram 
So the area of the given parallelogram is 120.
The surface area would be 169.37. Hope this helps!
Answer:
Step-by-step explanation: subtract 6 from both sides and then divide both by -3