In one pound, there are 6 portions of 1/6 pounds each one of them because
[tex]1\text{pound}=\frac{6}{6}\text{pound}[/tex]Therefore, in five pounds there are 30 portions of 1/6 pounds each one of them because
[tex]5\text{pounds}=\frac{30}{6}\text{pounds}[/tex]How many portions does Aaron have? He has 30 portions.