ANSWER:
83/56 pounds altogether
STEP-BY-STEP EXPLANATION:
Based on Jared's purchase, he did 5/8 pounds of roast beef and 6/7 pounds of ham. We add these values and we would have:
[tex]\frac{5}{8}+\frac{6}{7}=\frac{5\cdot7+8\cdot6}{8\cdot7}=\frac{35+48}{56}=\frac{83}{56}[/tex]