Tech Supplies sells its main product, ergonomic mouse pads, for $14 each. Its variable cost is $9 per pad. Fixed expenses are $180,000 per month for volumes up to 80,000 pads. Above 80,000 pads, monthly fixed expenses are $250,000. Requirement Prepare a monthly flexible budget for the product, showing sales revenue, variable expenses, fixed expenses, and operating income or loss for volume levels of 60,000, 70,000, and 90,000 pads. Complete the monthly flexible budget below. (Enter flexible budget per output unit to the nearest cent. Enter all other amounts to the nearest dollar.) Tech Supplies Monthly Flexible Budget Flexible Budget Output Units (Mouse Pads) per Output Unit 60,000 70,000 90,000 Sales revenue Variable expenses Fixed expenses Total expenses Operating income (loss)