There are 25 people in the art group of the school. The number of people in the art group is more than that of the model group (1/4). How many people are there in the model group? (solution with equation)
学校美术小组有25人，美术组的人数比航模小组的人数多(1/4)，航模小组有多少人？(用方程解答)
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">25 / (5/4)</gadget>
<output>20</output>

<result>20</result>