2.4 times of a number is 3.6 more than half of 48, find this number. (solution by equation)
一个数的2.4倍比48的一半多3.6，求这个数．(用方程解)
<gadget id="calculator">48 / 2</gadget>
<output>24</output>

<gadget id="calculator">3.6 + 24</gadget>
<output>27.6</output>

<gadget id="calculator">27.6 / 2.4</gadget>
<output>11.5</output>

<result>11.5</result>