15 Part of 2 Required information The following information applies to the questions displayed below Great American Olchange (GAO) sells a combined oil change service and parts package for $68. A customer who supplies the parts (oil and fitter) is charged $58 for only the service, whereas a customer who buys only the oil and filter (for do-ft-yourself use is charged $50 for the parts. The parts cost GAO $52 0.55 Required: 1. Determine the dollar amount of revenue from the oil change service versus the sale of parts for each combined off change package TIP To calculate the percentage of the combined package that relates to the service, divide the standalone selling price of the service by the combined stand-alone selling prices of both the service and parts Herrence All Parts service