Question

What number aa is 25% of 78/78?

Answer 1

The answer is solution for what is 25% of 78

78/x=100/25
(78/x)*x=(100/25)*x       - we multiply both sides of the equation by x
78=4*x       - we divide both sides of the equation by (4) to get x
78/4=x 
19.5=x 
x=19.5

The answer is 25% of 78=19.5