The number of boys and girls in the fourth grade of the school is the same. They have to participate in the gymnastics performance. There are 35 boys in each row, and they are arranged in 12 rows. There are 30 girls in each row, how many rows can they line up?
学校四年级男、女生人数相同，他们要参加体育会操表演，男生每排35人，排了12排．女生每排30人，可以排几排？
<gadget id="calculator">12 / 30</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">35 * (2/5)</gadget>
<output>14</output>

<result>14</result>