There are 48 students in Class 1 of Sixth Form, among which (3/4) students have passed the physical examination, how many people have failed the physical examination?
六1班有学生48人，其中有(3/4)的学生通过了体育测试，未通过体育测试的有多少人？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">48 * (1/4)</gadget>
<output>12</output>

<result>12</result>