Answer
8 packs for $5.99 is the better buy
Work Step by Step
3 packs for $\$$2.39 --> $\frac{\$2.39}{3\text{ packs}} = 0.7967 \frac{\text{ dollars}}{\text{ packs}}$
8 packs for $\$$5.99 --> $\frac{\$5.99}{8\text{ packs}} = 0.7488 \frac{\text{ dollars}}{\text{ packs}}$
0.7488 < 0.7967
