In a ratio, the product of two inner terms is 6, one of the outer terms is 0.5, and what is the other outer term.
在一个比例中，两个内项的积是6，其中一个外项是0.5，另一个外项是多少．
<gadget id="calculator">6 / 0.5</gadget>
<output>12</output>

<result>12</result>