Answer:
[tex]68\frac{1}{4}[/tex] pounds
Step-by-step explanation:
The combined weight of 13 bags is 13 multiplied by the weight of each bag.
The weight of each bag is [tex]5\frac{1}{4}[/tex] pounds. Therefore, the weight of 13 bags is:
[tex]5\frac{1}{4} * 13\\ \\= \frac{21}{4} * 13\\[/tex]
[tex]= 68\frac{1}{4}[/tex] pounds