In a ratio, the product of two inner terms is the smallest prime number, one of which is 0.25, and what is the other outer term.
在一个比例中，两个内项的积是最小的质数，其中一个外项是0.25，另一个外项是多少．
<gadget id="calculator">2 / 0.25</gadget>
<output>8</output>

<result>8</result>