Middleton corporation uses the normal costing system to determine the amount of overhead to be applied to production. the predetermined overhead rate for 2018 was $32.40 per dlh. middleton estimated the annual activity level to be 7,500 dlhs. actual dlhs for the year were 8,200. what was the total amount of overhead applied for the year?

An allergy products superstore buys 6000 of their most popular model of air filters each year. the price of the air filters is $18. the cost of ordering and receiving shipments is $12 per order. accounting estimates annual carrying costs are 20% of the price. the supplier lead time is 2 days. the store operates 240 days per year. each order is received from the supplier in a single delivery. there are no quantity discounts. what is the store’s minimum total annual cost of placing orders & carrying inventory?