Bramble Company manufactures deep-sea fishing rods, which it distributes internationally through a chain of wholesalers. The following data are taken from the budget prepared at the beginning of the year by Bramble's controller. The company applies overhead on the basis of machine hours. Annual Budget May Budget Variable manufacturing overhead $1,992.800 $182,400 Fixed manufacturing overhead $1,204.800 $100,400 Direct labor hours 48,360 4,030 Machine hours 249.100 22,800 During the month of May, Bramble used 4,360 direct labor hours and 21,980 machine hours. The flexible budget for the month allowed 4,060 direct labor hours and 21,470 machine hours. Actual fixed manufacturing overhead incurred was $108,200: variable manufacturing overhead incurred was $174,040. (a) Calculate the variable overhead spending and efficiency variances for May. (Round per unit value to 2 decimal places, e.g. 52.75 and final answers to decimal places, e.g. 5,725. If variance is zero, select "Not Applicable" and enter for the amounts.) $ Variable overhead spending variance $ Variable overhead efficiency variance (b) Calculate the fixed overhead spending variance for May. (If variance is zero, select "Not Applicable" and enter Ofor the amounts.) $ Fixed overhead spending variance