Xiaoping's age this year is that of her mother (1/3). Two years ago, the age difference between mother and child was 24 years. What will be Xiaoping's age four years later?
小萍今年的年龄是妈妈的(1/3)，二年前母子年龄相差24岁，四年后小萍的年龄是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">24 / (2/3)</gadget>
<output>36</output>

<gadget id="calculator">36 - 24</gadget>
<output>12</output>

<gadget id="calculator">12 + 4</gadget>
<output>16</output>

<result>16</result>