Xiaohong goes to school. If she travels 37.5 kilometers per hour by car, she can arrive 1.5 hours earlier. If she travels 12.5 kilometers per hour by bicycle, she will arrive 1.5 hours late. How far is it from Xiaohong's home to school?
小红上学，若乘汽车每小时行37.5千米，则可以提前1.5小时到达，若骑自行车每小时行12.5千米，则迟到1.5小时，小红家到学校有多远？
<gadget id="calculator">37.5 * 1.5</gadget>
<output>56.25</output>

<gadget id="calculator">12.5 * 1.5</gadget>
<output>18.75</output>

<gadget id="calculator">56.25 + 18.75</gadget>
<output>75</output>

<gadget id="calculator">37.5 - 12.5</gadget>
<output>25</output>

<gadget id="calculator">75 / 25</gadget>
<output>3</output>

<gadget id="calculator">3 - 1.5</gadget>
<output>1.5</output>

<result>56.25</result>