If (1/5) of A's number is 60, what is (1/4) of A's number
如果甲数的(1/5)是60，那么甲数的(1/4)是多少
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">60 / (1/5)</gadget>
<output>300</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">300 * (1/4)</gadget>
<output>75</output>

<result>75</result>