$8.$ Assume all conditions in Question $7$ hold, except that the supplier now offers a quantity discount in the form of absorbing all or part of the order processing costs. For orders of $400$ units or more, the supplier will absorb all the order$-$processing costs; for orders between $300$ and $400$ units, the supplier will absorb half. What is the new EOQ? $($Please layout your answer in the form of a table identifying # of orders per year, holding costs, ordering costs and total costs in order to identify your answer$)$