If shelves unlimited makes a batch of 250 book shelf units, how much time will required on the router?

Shelves Unlimited is interested in estimating the additional machine center capacities for a new Book Shelf Unit. The complete unit is made from two end panels, three shelves plus a number of various fasteners and hangers. Fabrication is as follows: End Panel: Operation Machine Run Time (per unit) Shelf: 1234 Operation Machine 1 123 2 Saw Planer Router Saw Molder Router Sander 6 minutes 2 minutes 3 minutes Run Time (per unit) 2 minutes 3 minutes 5 minutes 1 minute Setup Time Per Operation .8 hours 1 hours .8 hours Setup Time Per Operation 3 hours 1.4 hours 7 hours 1 hours