Answer:
20%
Step-by-step explanation:
So, I would set this up as a proportion-
72 x
90 100
Cross multiply-
100 x 72 = 7200
Divide-
7200/90 = 80
Subtract-
100 - 80 = 20
So, it is a 20% decrease
Step-by-step explanation:






p=3, q=-11
Convert the 16 feet to inches by multiplying 16 by 12 to get 192 inches, then divide that by 16 inches to get your answer that is equal to 12. Hope I could help!