8 is 10% of 80, so X = 10.
25% of 10 is 2.5
x % of 80 = 20 = x / 100 x 80 = 20 = 8 x / 10 = 20 = x = 20 x 10 / 8 = x = 25% (answer)
25% x 80 = 0.25 x 80 = 20
25% of 80 is 20. (0.25 x 80 = 20)
25% off of 80:= 25% discount applied to 80= 80 - (25% x 80)= 80 - (0.25 x 80)= 80 - 20= 60
25/80 x 100 = 31.25 Therefore, 25 is 31.25 percent of 80.
80 x .8 = 64
% rate= (25/80) x 100% = 31.35%
6.4
Expressed as a percentage, 25/80 x 100 = 31.25 percent.
25% = 25/100 = 1/4 (1/4) X 80 = 80/4 = 20
x = 80
20/80 x 100 = 25%