There are 48 students in the sixth grade participating in the mathematics competition, of which (3/8) are girls. How many girls are participating?
六年级有48名同学参加数学竞赛，其中(3/8)是女生．女生有多少人参赛？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">48 * (3/8)</gadget>
<output>18</output>

<result>18</result>