Weiwei walks to school at an average of 45 meters per minute, which is just half of the journey in 2 minutes. How many meters does it take from his home to school?
维维步行去学校，平均每分钟走45米，2分钟刚好到了全程的一半，他家到学校共多少米？
<gadget id="calculator">45 * 2 * 2</gadget>
<output>180</output>

<result>180</result>