ErgoNow sells its main product, ergonomic mouse pads, for $9 each. Its variable cost is $4 per pad. Fixed expenses are $210,000 per month for volumes up to 65,000 pads. Above 65,000 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 45,000,55,000, and 75,000 pads