#### Answer

$\frac{5}{6}$

#### Work Step by Step

$\frac{60}{72}$
The greatest common factor of 60 and 72 is 12. Divide both numerator and denominator by 12.
$\frac{60}{72}$ = $\frac{60 \div 12 }{72 \div 12}$ = $\frac{5}{6}$
The lowest term is $\frac{5}{6}$