## Basic College Mathematics (9th Edition)

$\frac{5}{6}$
We can write the ratio 6000 students to 7200 students as the fraction $\frac{6000students}{7200students}$. Since both the denominator and numerator have the same unit, we can divide out the common unit. $\frac{6000}{7200}=\frac{6000\div1200}{7200\div1200}=\frac{5}{6}$