Xiao Chen participates in physical exercise and runs 5 laps along a rectangular pool with a length of 30 meters and a width of 10 meters every day. How many meters has he run in total every day?
小陈参加体育锻炼，每天沿着长30米，宽10米的长方形水池跑5圈，他每天一共跑了多少米？
<gadget id="calculator">30 + 10</gadget>
<output>40</output>

<gadget id="calculator">40 * 2 * 5</gadget>
<output>400</output>

<result>400</result>