Michael's Mechanical sells $9,000$ ?jettison machines annually. Each machine costs Michael's $ $3,000$ ?to purchase, inventory carrying costs are $36$ ?percent of the purchase price, and the cost of placing an order with its supplier is $ $150.$

What is the EOQ? Round your answer to the nearest whole number.

? machines

What is the total inventory cost at the EOQ level? Do not round intermediate calculations. Round your answer to the nearest dollar.

$