There are 6 more boys than girls in the second grade. After transferring 2 girls, the number of girls is equal to that of boys (4/5). How many original students are in the second grade?
二年级男生比女生多6人，转走2名女生后，女生人数是男生的(4/5)．二年级原有学生多少人．
<gadget id="calculator">6 + 2</gadget>
<output>8</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">8 / (1/5)</gadget>
<output>40</output>

<gadget id="calculator">40 - 6</gadget>
<output>34</output>

<gadget id="calculator">34 + 40</gadget>
<output>74</output>

<result>74</result>