There are 3 more girls than boys in a class, and 1/8 fewer boys than girls. How many students are there in this class?
某班女生比男生多3人，男生比女生少(1/8)，这个班共有学生多少人．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">3 / (1/8)</gadget>
<output>24</output>

<gadget id="calculator">24 - 3</gadget>
<output>21</output>

<gadget id="calculator">21 + 24</gadget>
<output>45</output>

<result>45</result>