Answer:
a) Reduction in ordering cost to 1/9 of it current value
Explanation:
EOQ = √(2SD/H)
EOQ = √[(2 x $20 x 720) / $32] = 30
if you want to reduce inventory to 1/3 of its current value, then the order quantity should be 30 x 1/3 = 10 units per order
a) Reduction in ordering cost to 1/9 of it current value
EOQ = √[(2 x $20/9 x 720) / $32] = 10 ✓
inventory is decreased to 1/3 of current level