A car travels an average of 103 kilometers per hour, and it takes 13 hours from Jinan to Nanjing. How far is it from Jinan to Nanjing?
一辆汽车平均每小时行驶103千米，从济南到南京用了13小时．济南到南京有多远？
<gadget id="calculator">103 * 13</gadget>
<output>1_339</output>

<result>1_339</result>