Q. Hatch'em, You Scratch'em, We Catch'e, Pet products corporation has a yearly demand of 2,000 flea collars. Each collar costs $1.75 in quantities of less than 700 also $1.35 in quantities of 700 of more. Ordering prices are $12.00 each order. Holding expenses of inventory are 24% of purchase price every year. Elucidate how much should be ordered each time to minimize total cost?