A food processing company used 25,000 kg of corn flour every year. The quantity discount price of corn flour is provided in the table below:
|
Quantity (kg)
|
Unit price (Rs/kg)
|
|
1 – 749
|
70
|
|
750 – 1499
|
65
|
|
1500 and above
|
60
|
The order processing charges are Rs.500/order. The handling plus carry-over charge on an annual basis is 20% of the purchase price of the corn flour per kg. the optimal order quantity (in kg) is__