A mail carrier at the US Postal Service works on Sunday delievering high-priority letters and packages. She can deliver 18 items per hour. The fixed hourly costs (vehicle, depreciation, insurance etc.) equal $40 and the hourly variable costs (time and half wages etc.) total $0.60 per item delivered. How much must the US Postal Service charge for each item delivered in order to break even on Sunday deliveries?

The US Postal Service must chage $=? for each item delivered in order to break even on Sunday deliveries. ( round to nearest dolar)