Plymouth Corp. sells units for $100 each. Variable costs are $75 per unit, and fixed costs are $200,000. If Plymouth leases a new machine, production will be more efficient, saving $5 per unit. If Plymouth plans to sell 12,000 units, at what lease cost will Plymouth be indifferent between leasing and not leasing the new machine?

$60,000

$80,000

$40,000

$10,000