Xiaoqiang goes swimming in the swimming pool. The length of the swimming pool is 50 meters. Xiaoqiang can swim 7 rounds every time. How many meters can he swim each time?
小强到游泳池去游泳，游泳池的长是50米，小强每次去都能游7个来回，他每次能游多少米/？
<gadget id="calculator">7 * 2</gadget>
<output>14</output>

<gadget id="calculator">50 * 14</gadget>
<output>700</output>

<result>700</result>