Mark has $5.25 in quarters. He spent all this money on 3 sports drinks. He spent the same amount on each sports drink. Which equation can be used to find the amount of money Mark spent on each sports drink? 5.25 x 3 = 15.75 5.25 ÷ 7 = 0.75 5.25 ÷ 3 = 1.75 5.25 x 7 = 36.75