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7. EXERCISE 9-13 Prepare a Flexible Budget Performance Report Refer to the data for Auto Lavage in Exercises 9-9 and 9-11. Required: Prepare a flexible budget performance report that shows the company's activity variances and revenue and spending variances for October. EXERCISE 9-14 Flexible Budget Pierr Manufacturing Inc. has provided the following information concerning its manufacturing costs: For example, utilities should be \\( \\$ 1,600 \\) per month plus \\( \\$ 0.15 \\) per machine-hour. The company expects to work 4,000 machine-hours in July. Note that the company's direct labor is a fixed cost. Required: Prepare the company's planning budget for manufacturing costs for July