The number of Li Ming's chickens is that of ducks (2/5) and that of geese (6/7). The number of ducks is 240, how many geese are there?
李明家鸡的数量是鸭的(2/5)，是鹅的(6/7)．鸭的数量是240只，鹅有多少只？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">(2/5) / (6/7)</gadget>
<output>7/15 = around 0.466667</output>

<gadget id="calculator">240 * (7/15)</gadget>
<output>112</output>

<result>112</result>