The product of the reciprocal of 5 and a number is 5, what is this number?
5的倒数与一个数的积是5，这个数是多少？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">5 / (1/5)</gadget>
<output>25</output>

<result>25</result>