EXERCISE 5-9 Estimated cost and operating data for three companies for the upcoming year follow: Company X Company Y Company z Direct labor-hours ....... 80,000 45,000 60,000 Machine-hours .......... 30,000 70,000 21,000 Direct materials cost ........ $400,000 $290,000 $300.000 Manufacturing overhead cost $536,000 $315,000 $480,000 Predetermined overhead rates are computed using the following allocation bases in the three companies: Company X. Company Y Company Z Allocation Base Direct labor-hours Machine-hours Direct materials cost