There are 3 male students and 5 female students. Now choose two hosts, one male and one female, from these people. How many different selection methods are there?
有3位男同学，5位女同学，现在从这些人中选出一男一女两名主持人，共有多少种不同的选法？
<gadget id="calculator">3 * 5</gadget>
<output>15</output>

<result>15</result>