Sybil, Inc. uses a predetermined overhead allocation rate to allocate manufacturing overhead costs to jobs. The company recently completed Job 300X. This job used 13 machine hours and 2 direct labor hours. The predetermined overhead allocation rate is calculated to be $43 per machine hour. What is the amount of manufacturing overhead allocated to Job 300X using machine hours as the allocation base? OA. $559 O B. $645 O C. $86 D. $473 Clay Earth Company sells ceramic pottery at a wholesale price of $7.00 per unit . The variable cost of manufacturing is $1.75 per unit. The fixed costs are $5,300 per month. It sold 4,500 units during this month. Calculate Clay Earth's operating income (loss) for this month. O A. $(18,325) O B. $(5,300) C. $26,200 D. $18,325