There are 60 students in class one every five years, and the ratio of the number of boys to the whole class is 5:12. How many girls are there in class one every five years?
五年一班有学生60人，男生人数与全班人数的比是5：12，五年一班有女生多少人？
<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">1 - (5/12)</gadget>
<output>7/12 = around 0.583333</output>

<gadget id="calculator">60 * (7/12)</gadget>
<output>35</output>

<result>35</result>