Berry manufacturing Co$.$ has a single machine tool for producing product A B$,$ C and D$.$ One lot of each type will be produced in a cycle, which may include idle time. Four products and some relevant information appear below: Annual Setup Piece Annual demand Set up cost$($hrs$)$ unit cost production rate a $15001\mathrm{.}220140$ B $20000\mathrm{.}835240$ C $9002\mathrm{.}515100$ D $34003\mathrm{.}240150$ Worker time for setup is valued at $$85$ per hour, and holding costs are based on a $20$ percent annual interest cha