So for this you will be doing proportions, and in this case the equation will be [tex] \frac{24}{5} =\frac{72}{x} [/tex]
Firstly, you will cross multiply. Your equation should look like this: [tex] 24x=360 [/tex]
After that, just divide 24 on each side and your answer will be [tex] x=15 [/tex]
In short, she can wrap 72 presents in 15 hours.
