Painfree sells its main product, ergonomic mouse pads, for $13 each, its variable cost is $5,30 per pad. Fixed costs are $210,000 per month for volumes up to 65,000 pads. Above 65,000 pads, monthly fixed costs are $280,000. Prepare a monthly flexible budget for the product, showing sales tevenue, variable costs, fixed cosste, and operating incorne for volume levos of 45.000,55,000, and 70,000 pads