Q7. Tristan runs a chocolate boutique. He sells estimates to sell around 28'000 kg of different varieties of chocolate next year; the demands peaks during Easter and Christmas time. He estimates that his annual demand for raw cocoa beans is 4'000 bags of 6 kg. The annual holding cost per bag is $4 and the cost to place an order is $20. What Tristan's most economical order quantity? /3 points