The former item of the ratio is enlarged by 10 times, and the latter item is reduced by 40%. What is the ratio?
比的前项扩大10倍，后项缩小40%，比值多少．
<gadget id="calculator">25 / 1 / 1</gadget>
<output>25</output>

<gadget id="calculator">10 / 10</gadget>
<output>1</output>

<gadget id="calculator">25 / 1</gadget>
<output>25</output>

<result>25</result>