Question

A clerk takes three fourths of an hour to process 9 applications. How long does it take the clerk to process 1 application

Answer 1

About 5 minutes: 60/4=15 then 15*3=45 and so 45/9 is 5 about 5 minutes an application
 <span />

Answer 2

$\frac{3}{4}=75 \\ \\ \frac{75}{9}= \frac{x}{1} \\ \\ \frac{9x}{9}= \frac{75}{9} \\ \\ \frac{75}{9}=8.3 \\ \\ x=8.3$