The gross requirements for item A are specified for the beginning of weeks 1 through 12 in the table that follows. Item A, Level 0 01 02 03 04 05 06 07 08 09 10 11 12 Gross requirements 0 70 40 80 80 700 500 500 50 30 80 70 0 500 500 50 The cost per order is $400 per order and the holding cost is $5 per unit per week. For a "lot size using Part Period" scheduling policy, compute the desired economic Part Period order quantity. Report by rounding only the final computed value to a whole number without commas