There are 55 girls in the sixth grade, and the girls who participate in the school chorus account for the number of girls in the whole grade (3/11). How many girls participate in the chorus?
六年级有55名女生，参加校合唱队的女生占全年级女生人数的(3/11)，参加合唱队的女生有多少人？
<gadget id="calculator">3 / 11</gadget>
<output>3/11 = around 0.272727</output>

<gadget id="calculator">55 * (3/11)</gadget>
<output>15</output>

<result>15</result>