## Prealgebra (7th Edition)

what percent of 40 is 8 ? what percent is percent 40 is base 8 is amount $\frac{8}{40}$=$\frac{p}{100}$ set cross product equal 40$\times$ p = 8 $\times$ 100 Multiply 40p= 800 divide both sides by 40 $\frac{40p}{40}$ = $\frac{800}{40}$ p= 20 8 is 20 % of 40.