Using a the basic EOQ model, if D=10,000 per year, S=$50, and H=$1 per unit per year, then the frequency of placing orders is? EOQ=Sq Root of [(2DxS)/H],D= annual demand; S= Avg cost of placing an order; H=Avg cost of holding one unit for 1 year" Once, every 90 days Once every 100 days Once, every 73 days Once, every 45 days