Borges Machine​ Shop, Inc., has a​ 1-year contract for the production of 200 comma 000 gear housings for a new​ off-road vehicle. Owner Luis Borges hopes the contract will be extended and the volume increased next year. Borges has developed costs for three alternatives. They are​ general-purpose equipment​ (GPE), flexible manufacturing system​ (FMS), and​ expensive, but​efficient, dedicated machine​ (DM). The cost data​ follow: ​General-Purpose Equipment​ (GPE) Flexible Manufacturing System​(FMS) Dedicated Machine​ (DM) Annual contracted units 200 comma 000 200 comma 000 200 comma 000 Annual fixed cost $ 150 comma 000 $ 250 comma 000 $ 500 comma 000 Per unit variable cost $ 18.00 $ 14.00 $ 13.00

The option GPE is best when the contracted volume is below 25000 units ​(enter your response as a whole​ number).

The option FMS is best when the contracted volume is between 25000 and 250000 units ​(enter your responses as whole​numbers).

The option DM is best when the contracted volume is over ________units ​(enter your response as a whole​ number).