The school chorus team has 30 members, the number of basketball team is the chorus team (9/10), the dance team is the basketball team (2/3), how many people are there in the dance team?
学校合唱队有30人，篮球队的人数是合唱队的(9/10)，舞蹈队的是篮球队的(2/3)，舞蹈队有多少人？
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">30 * (9/10) * (2/3)</gadget>
<output>18</output>

<result>18</result>