The ratio of the number of boys and girls in the sixth grade class is 6:5, there are 30 boys, how many people are there in the whole class?
六年级一班男女生人数的比是6：5，男生有30人，全班一共有多少人？
<gadget id="calculator">30 / 6</gadget>
<output>5</output>

<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">30 + 25</gadget>
<output>55</output>

<result>55</result>