A barrel of oil with barrels weighs 101.5 kilograms. After half of the oil is sold, the barrels still weigh 51.5 kilograms. If the price of oil per kilogram is 3.45 yuan, how much can this barrel of oil be sold for?
一桶油连桶重101.5千克，卖出油的一半后，连桶还重51.5千克．如果每千克油的价格是3.45元在，这桶油能卖多少元？
<gadget id="calculator">101.5 - 51.5</gadget>
<output>50</output>

<gadget id="calculator">50 * 2 * 3.45</gadget>
<output>345</output>

<result>345</result>