the problem 5 There are three convenience stores in Gambier This week Store I sold 88 loaves of bread 48 quarts of milk and 16 dozens of eggs Store II sold 105 loaves of bread 72 quarts of milk and 21 dozens of eggs Store III sold 60 loaves of bread 40 quarts of milk and 50 dozens of eggs The sales for the three stores are shown in the matrix Store I Store II Store III Bread Milk 88 48 105 60 72 40 Eggs 16 21 50 a During the following week sales on these products at store I increased by 25 sales at store II increased by one third and sales at store III increased by 10