Okafor Company manufactures skis. The cost accountant wants to calculate the fixed and variable costs associated with the use of machinery, based on the high-low method. Data for the past six months are shown below. What would be the estimated total machinery cost at a level of 200 machine hours (Round to two decimal places if necessary!)? Month Machinery Costs Machine Hours 480 630 720 September October November December January February $24,500 32,200 34,400 23,800 20,000 34,000 560 400 750 O $12,000 O $8.000 O $11,000 O $11,773 In a firm's cost accounting system, when is the cost of direct labor expired (expensed)? O when factory workers start their jobs. O when the jobs finished by factory workers are sold. o when factory workers get paid their paychecks. O when factory workers finish their jobs