Solve problem 14 plz

Note: Each cartridge weighs 1/8 of a pound. There is a total of 4 1/2 pounds in the container.
Answer: 36
Reasoning: You will divide 4 [tex]\frac{1}{2}[/tex] by [tex]\frac{1}{8}[/tex]
4 [tex]\frac{1}{2}[/tex] / [tex]\frac{1}{8}[/tex]=36
36x [tex]\frac{1}{8}[/tex]=4 [tex]\frac{1}{2}[/tex]