8 For the month of July, UP Payroll Services worked 2,450 hours for Dune Motors, 735 hours for Jake's Charters, and 1,225 hours for Mission Hospital. UP bills clients at $117 an hour; its labor costs are $43 an hour. A total of 4,900 hours were worked in July with 490 hours not billable to clients. Overhead costs of $37,500 were incurred and were assigned to clients on the basis of direct labor-hours. Because 490 hours were not billable, some overhead was not assigned to jobs. UP had $30,000 in marketing and administrative costs. All transactions were on account. Required: a. What are the revenue and cost per client? b. Prepare an income statement for July.