There are two products P and Q with the following characteristics

The economic order quantity (EOQ) of products P and Q will be in the ratio.

A company has an annual demand of $$1000$$ units, ordering cost of Rs.$$100$$/order and carrying cost of Rs.$$100$$/unit –year. If the stock-out costs are estimated to be nearly Rs.$$400$$ each time the company runs out-of-stock, the safety stock justified by the carrying cost will be

Market demand for springs is $$8,00,000$$ per annum. A company purchases these springs in lots and sells them. The cost of making a purchase order is Rs.$$1,200.$$ The cost of storage of springs is Rs.$$120$$ per stored piece per annum. The economic order quantity is

In computing Wilson’s economic lot size for an item, by mistake the demand rate estimate used was $$40\% $$ higher than the tree demand rate. Due to this error in the lot size computation, the total cost of setups plus inventory holding per unit time, would rise above the true optimum by approximately