Question

Help asap

Answer 1

First, you would create an equation for this problem. 
$\frac{18}{15}$= $\frac{x}{100}$

Next, you would cross multiply. 
15x = 1,800

Now, you would isolate the x. To do this, you would divide both sides by 15. 
x = 120

It is a 120% increase. 

I hope this helps!

Answer 2

0.83333333and keeps going