Greta packs tomatoes in boxes that weigh 1.4 kilograms when empty. The average tomato weighs 0.2 kilogram, and the total weight of a box filled with tomatoes is 11 kilograms. How many tomatoes are packed in each box?
11 kilograms - 1.4 kilograms = 9.6 kilograms. If each tomato weights .2 kilograms then you divide 9.6 kilograms by .2 kilograms and there are 48 tomatoes in each box.