25% of a number is 80, what is 55% of this number?
一个数的25%是80，这个数的55%是多少．
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">80 / (1/4)</gadget>
<output>320</output>

<gadget id="calculator">55 / 100</gadget>
<output>11/20 = around 0.55</output>

<gadget id="calculator">320 * (11/20)</gadget>
<output>176</output>

<result>176</result>