A football is 40 yuan, a volleyball is 14 yuan more expensive than it, and the price of a basketball is twice that of a volleyball. How much is a basketball?
一个足球40元，-个排球比它贵14元，一个篮球的价钱是一个排球的2倍，一个篮球多少元？
<gadget id="calculator">40 + 14</gadget>
<output>54</output>

<gadget id="calculator">54 * 2</gadget>
<output>108</output>

<result>108</result>