Redued by 15%
orignal=100%
decrease by 15%=100%-15%=85%
find 85% of original
orignal=15 feet
85% of 15=0.85 times 15=12.75 feet
answer is B
820
bc it is not 825 or higher it stays the same
You could round 77 to 80 and 65 to 70 and then add 70 and 80 and you will get 150