Wang Dong walked 300 meters in 5 minutes. According to this calculation, it takes him 15 minutes to walk from home to school. How many meters is his home from school?
王东5分钟走了300米，照这样计算，他从家到学校要走15分钟，他家离学校有多少米？
<gadget id="calculator">300 / 5</gadget>
<output>60</output>

<gadget id="calculator">60 * 15</gadget>
<output>900</output>

<result>900</result>