Knowledge check 01 on december 31, management had determined that it would not be able to collect the $1,200 owed to it by one of its customers. on jan 15 in the next year, a check in the amount of $600 was unexpectedly received from this customer. management does not expect any future collections from this customer. the company uses the direct write-off method to account for its uncollectible accounts. prepare the necessary journal entry on january 15 to record the events by selecting the account names from the drop-down menus and entering the dollar amounts in the debit or credit columns. prepare two separate journal entries. the first journal entry is to record the reinstatement of the account receivable and the second is to record the receipt of cash.

M. cotteleer electronics supplies microcomputer circuitry to a company that incorporates microprocessors into refrigerators and other home appliances. one of the components has an annual demand of 235 units, and this is constant throughout the year. carrying cost is estimated to be $1.25 per unit per year, and the ordering (setup) cost is $21 per order. a) to minimize cost, how many units should be ordered each time an order is placed? b) how many orders per year are needed with the optimal policy? c) what is the average inventory if costs are minimized? d) suppose that the ordering cost is not $21, and cotteleer has been ordering 125 units each time an order is placed. for this order policy (of q = 125) to be optimal, determine what the ordering cost would have to be.