Opportunity cost of Carrying inventory Why-not What-nots Inc. buys its arts and crafts supplies in standard quantities. The company uses 50 lb. of glue per month, which costs $250 each month. The cost of placing each order is $6. This year when the interest rate on savings is 10%, the supplier has overstocked glue by mistake, and offers a 4% discount on orders of 600 lb. Required: Should Why-not What-nots Inc. place an order for 600 lb of glue? Show your answer in good form, indicating cost savings to substantiate your decision