There are 48 students in Class 4 and 5 in our school, and the number of girls is 3/5 of the number of boys. How many boys?
我校四5班有学生48人，女生人数是男生人数的(3/5)．男生多少人？
<gadget id="calculator">3 + 5</gadget>
<output>8</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">48 * (5/8)</gadget>
<output>30</output>

<result>30</result>