(5/7) of 56 is exactly (1/4) of a number, what is this number?
56的(5/7)正好是一个数的(1/4)，这个数是多少？
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

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

<gadget id="calculator">(5/7) / (1/4)</gadget>
<output>20/7 = around 2.857143</output>

<gadget id="calculator">56 * (20/7)</gadget>
<output>160</output>

<result>160</result>