From Xiaofang's home to the school, 25% of the journey is the Children's Palace, and half of the journey is the park. It took Xiaofang 10 minutes to walk from the Children's Palace to the park. Based on this calculation, how many minutes does it take Xiaofang to go from home to school?
小芳家到学校，在全程的25%处是少年宫，在全程的一半处是公园．小芳从少年宫走到公园用了10分钟，照这样计算，小芳从家到学校共要多少分钟？
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/2) - (1/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">10 / (1/4)</gadget>
<output>40</output>

<result>40</result>