Coronado Comparation manid actures a single product The itandand cokt pet unit of product is shown below. The predetermined manitactume overhesd rate is 516 per direct b6or hour ( 5.000+250. It was computed from a master manul axtuaing overhead budset based on normal production of 12.750 direct labor hours (5.100 units) for the month. The mabter bud get thowed total variable costs of $95.625 (\$7.50 per hour) and total fard overhead costs of $108.375 ( $8.50 ger bourl. Actuai coits for October in producing 3.000 unets were as followi. The purchacing department buys the quantities of raww materials that are expected to be used in production each month. Raw materials inventories, therefore, can be ignored (a) Compute all of the materials and labor variances (b) Compute the total overhead variance. Total overhead variance 5 Current Attempt in Progress Coronsdo Comporation mankfactures asingle product. The standard cost per unit of product is shown below The predetermined manufacturine overhead rate is $16 per direct labor hour (\$40 40+2.50. it was computed from a master manufacturing overhead budget bated on normal production of 12,750 direct labor hours (5,100 units) for the month. The master budget showed fotal variable costs of 595.625 (\$7.50 per hour) and total fied overhead costs of $108, 375 i $8.50 per hour) Actual costs for October in producing 3600 units were as follows. The purchasing department buys the quantities of raw materiaks that are expected to be used in production each month. Raw materiats irventories, therefore. can be ignored. (a) Commite all of the materials and labor variances. (b) Compute the total oveihesd variance