A cyclist has to train for 8 hours a day and travel 250 kilometers. How many kilometers does an athlete need to run in total for 15 days of joint training?
自行车运动员每天要骑车训练8小时，行250千米．某位运动员联训训练15天，一共要行多少千米？
<gadget id="calculator">250 * 15</gadget>
<output>3_750</output>

<result>3_750</result>