You are planting 200 flats of 6-packs and 350 4-inch pots in the greenhouse. Each flat holds six 6-packs or 10 4-inch pots. A 60 quart (2 cu. ft.) bag of potting mix will fill 23 flats of 6 packs or 112 individual 4-inch pots. How many total cubic feet of potting soil will you need