The district track and field team selects 2 of the 3 boys from Siya Primary School and 2 of the 4 girls to participate in the district track and field team training. How many ways are there in total?
区田径队从思雅小学的3名男生中选2人，从4名女生中选2人参加区田径队集训，一共有多少种选法．
<gadget id="calculator">3 * 6</gadget>
<output>18</output>

<result>18</result>