So you’re basically multiplying 18 and 15. It’s going to be 270 ft
-3.073 that is the correct answer
Find the amount of the discount and divide by the original price:
30-20 = 10
10/30 = 0. 333
Multiply by 100 for percent:
0.333 x 100 = 33.3333%
Round the answer as needed.
