Larry LaForge Products offers the following discount schedule for its $4-$by$-8-$foot sheets of quality plywood.

Order Unit Cost

$9$ sheets or less $$18\mathrm{.}00$

$10$ to $50$ sheets $$17\mathrm{.}50$

More than $50$ sheets $$17\mathrm{.}25$

Home Sweet Home Company orders plywood from LaForge. Home Sweet Home has an ordering cost of $$45.$ Carrying cost is $20\%,$ and annual demand is $100$ sheets. What do you recommend?

a$.$ What is the EOQ