I am a multiple of 3, a multiple of 2, and a multiple of 5, and I am smaller than 40. Who am I?
我既是3的倍数，又是2的倍数，也是5的倍数，且比40小，我是谁？
<gadget id="calculator">2 * 3 * 5</gadget>
<output>30</output>

<result>30</result>