To celebrate Children's Day, choose 3 out of 5 boys and 2 out of 4 girls to participate in the debate competition. How many choices are there in total?
为庆祝六一儿童节从5个男生中选3个，从4个女生中选2个去参加辩论赛，一共有多少种选送方案．
<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">4 * (3/2)</gadget>
<output>6</output>

<gadget id="calculator">5 * 2 * 6</gadget>
<output>60</output>

<result>60</result>