There are 6 male students standing in a row on the playground, and 2 female students are standing between every 2 male students. How many female students are standing in total?
操场上站着一排男同学，一共有6个，在每两个男同学之间站2个女同学，一共站了多少个女同学？
<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">5 * 2</gadget>
<output>10</output>

<result>10</result>