#5 I understand the answers are correct, but I do not understand how it was calculated. Please show all steps.

Budgeted fixed manufacturing overhead is $14,000 per month. During July, the company produced 9,000 regular and 5,000 deluxe storage cases while incurring the following manufacturing costs: Prepare a flexible budget performance report for the July manufacturing activities. Budgeted fixed manufacturing overhead is $14,000 per month. During July, the company produced 9,000 regular and 5,000 deluxe storage cases while incurring the following manufacturing costs: Prepare a flexible budget performance report for the July manufacturing activities