Xiyingmen Hotel wanted to recruit a group of waiters according to the ratio of male to female at 3:5, and finally recruited 48 people. How many waitresses are there among them?
喜盈门大酒店要按男女人数的比3：5招收一批服务员，结果招收了48人，其中女服务员有多少人？
<gadget id="calculator">3 + 5</gadget>
<output>8</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">48 * (5/8)</gadget>
<output>30</output>

<result>30</result>