There are 36 people in the sixth grade Chinese interest group, the math group has 5/6 of the Chinese group, and the biology group has 2/3 of the math group. How many people are there in the biology group?
六年级语文兴趣小组有36人，数学小组的人数是语文小组的(5/6)，生物小组的人数是数学小组的(2/3)，生物小组有多少人？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

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

<gadget id="calculator">36 * (5/6) * (2/3)</gadget>
<output>20</output>

<result>20</result>