## Prealgebra (7th Edition)

$\frac{12}{8}=\frac{1.5}{1}$
x is to y is the same as $\frac{x}{y}$ So 12 errors is to 8 pages as 1.5 errors is to 1 page is the same as $\frac{12}{8}=\frac{1.5}{1}$