
Bryan P. answered 01/06/16
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Math, Science & Test Prep
Assuming you got 36 7/12 for part A, it appears they're done. If they need 35 each, then you need to find the total number of cases they need to sell, 4 x 35 = 140, subtract what they've sold, 140 - 36 7/12 = 103 5/12, and divide that by four, (103 5/12) / 4 = 1241/4 x 1/4 = 1241/16 = 77 9/16 cases each.