Okay, So We Need To Find 15% Of 80.
Set Them Up As A Fraction Equation.
X 15
--- = ---
80 100
Multiply Means And Extremes.
100X = 80*15
Simplify.
80 * 15 = 1200
So;
100x = 1200
Now, Divide:
100x/100 = 1x = x
X = 1200/100
1200/ 100 = 12.
So:
X = 12.
This Means, 15% Of 80 Is 12.