(2/5) of a number is 46, what is its 60%?
一个数的(2/5)是46，它的60%是多少．
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">46 / (2/5)</gadget>
<output>115</output>

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">115 * (3/5)</gadget>
<output>69</output>

<result>69</result>