Xiao Ming rode a bicycle for 38 kilometers in 2 hours. At this speed, Xiao Ming rode from home to school for 15 minutes. How far is it from home to school?
小明骑自行车2小时行了38千米，照这样的速度，从家到学校小明骑了15分钟，从家到学校有多远？
<gadget id="calculator">38 / 2</gadget>
<output>19</output>

<gadget id="calculator">19 * 0.25</gadget>
<output>4.75</output>

<result>4.75</result>