To maintain a consistent production level of FX-674, the production machines require periodic cleaning and recalibration every two weeks of operation. The manager aims to proactively address this by ordering cleaning products to minimize overall costs. Over 52 weeks, the production consumes 816 units of the industrial cleaning product. Ordering incurs a cost of $12, with a yearly carrying cost of $4 per unit. The seller has set the price brackets as follows: Order Size 1000 Price 20 18 17 16 What is the total cost for the price $18, Bracket 50 to 79?