(2/3) of 24 is equal to 40% of a number. What is the number?
24的(2/3)与一个数的40%相等，这个数是多少．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(2/3) / (2/5)</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">24 * (5/3)</gadget>
<output>40</output>

<result>40</result>