17.5 % of 80 = 0.175 X 80 = 14.
17.5
14
70% of 80 = 80*70/100 = 56/100 or 14/25
14 of them.
$1,400,080
add 11.2 to 14 and get 25.2
As 11.2 is 80% of 14, you would have to get at least 12 questions right to be above 80%, so you could only get 2 questions wrong.
80 percent = 0.842 / 0.8 = 52.542 is 5,250 percent of 80 percent.
@300 or so
28 percent of 80 percent is 22.4 percent.
80 percent of 12 percent = 0.8 x 12 percent = 9.6 percent