There are three kinds of balloons, the red ones account for one-third of the total, the yellow ones are 4 more than the red one-fifths, and the rest are green, and the red ones are 24 less than the green ones, how many yellow ones are there?
三种气球，红的占总数的三分之一，黄的比红的五分之一多4个，其余是绿色的，又知红的比绿的少24个，黄的有多少个？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">24 * (1/3)</gadget>
<output>8</output>

<gadget id="calculator">4 * (1/3)</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">8 + (4/3)</gadget>
<output>28/3 = around 9.333333</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/5) * (1/3)</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">1 - (1/3) - (1/3) - (1/15)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">(28/3) / (4/15)</gadget>
<output>35</output>

<gadget id="calculator">35 * (1/5)</gadget>
<output>7</output>

<gadget id="calculator">7 + 4</gadget>
<output>11</output>

<result>11</result>