Answer:
14. T = 20 + 1.50d so T = 44, 15. p = 1.25s - 135 must sell 109 to make a profit
Step-by-step explanation:
14. T = 20 + 1.50d so for 16 deliveries T = 20 + 1.50(16) , T = 44
15. p = 1.25s - 135 so if they sell 109 items (s) there is a profit since the profit starts after the original cost is recovered
