74 The following information is available for a manufacturing company for the month of July: Actual total manufacturing overhead = $100,000 Variable overhead spending variance = $ 25,000 favorable The number of units produced during Year 1 was 1,000. The standard number of direct labor hours to produce each unit is 47. The standard variable overhead rate is $2.50. What is the variable manufacturing overhead efficiency variance for July? O $7,500 unfavorable $7,500 favorable O $17,500 unfavorable $17,500 favorable $25,000 unfavorable $25,000 favorable