Answer:
- The store sold 733 gallons of ice cream last month.
- The store sold 748 pounds of broccoli last month.
Step-by-step explanation:
Given




Solving (a): Gallons of Ice Cream
<em>Let Gallons sold last month be G1; Gallons sold this month be G2;</em>
The relationship between both is:

Substitute 623 for G2




Divide through by 0.85



Solving (b): Pounds of Broccoli
<em>Let Pounds sold last month be P1; Pounds sold this month be P2;</em>
The relationship between both is:

Substitute 912 for P2




Divide through by 1.22


