Wang Chao wanted to borrow books from Zhao Peng, and it took him 8 minutes to walk back and forth, not counting the 2 minutes at Zhao Peng's house. If he walks 50 meters per minute, how many meters is the distance between Wang Chao's house and Zhao Peng's house?
王超要向赵鹏借书，不计在赵鹏家停留2分，他走一个来回用了8分钟．如果他每分钟走50米，王超家与赵鹏家相距多少米？
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">50 * 4</gadget>
<output>200</output>

<result>200</result>