A car drove for 2.5 hours in the morning, with an average of 68 kilometers per hour, and 222.5 kilometers in 3 hours in the afternoon. How many kilometers did the car drive in a day?
一辆汽车上午行驶了2.5小时，平均每小时行68千米，下午3小时行了222.5千米．这辆汽车一天共行驶了多少千米？
<gadget id="calculator">68 * 2.5</gadget>
<output>170</output>

<gadget id="calculator">170 + 222.5</gadget>
<output>392.5</output>

<result>392.5</result>