Luis receives a gift card worth $100 to an online retailer that sells digital music and games. Each song costs $1, and each game costs $5. He wants to buy at least 30 items with this card. Select the correct system of inequalities from the multiple choice below.
if the <span>machine can bottle 30 fluid ounces of shampoo in -----------> 12 seconds X f</span>luid ounces of shampoo in-----------------------------------------------> 1 second X=30/12=2.5 (<span>I apply a rule of three) </span> the answer is 2.5 fluid ounces of shampoo