Based on the costs and selling price, the following are true:
This can be found by the formula:
= Fixed costs / ( Selling price - Variable costs)
= 60,000 / (20.43 - 10.01)
= 5,759 boxes
= ((Selling price - Variable cost) x Volume ) - Fixed cost
= ( ( 20.43 - 10.01) x 9,000) - 60,000
= $33,780
Find out more on break-even at https://brainly.com/question/10190285.