(Do not round intermediate calculations and round your final answer to 2 decimal places) Annual increase in selling price ℅ explanation: We can use either FV or the PV formula. Both will give the same answer since they are the inverse of each other. We will use the FV formula, that is: FV=PV (1 + r)t solving for r, we get: r = (FV/PV)1 / t - 1 r= ($276,400 / $193,300) 1/8 - 1 = 0.0457, or 4.57℅. Your answer is 4.57℅