Lena has 16 candy bars. She needs 5 more candy bars to have 3 times as many as Kevin, and Kevin has 4 candy bars less than Nicole. How many more candy bars does Lena have than Nicole?
Kevin has (16 + 5)/3 = 
<gadget id="calculator">(16+5)/3</gadget>
<output>7</output>
7 candy bars.
Nicole has 7 + 4 = 
<gadget id="calculator">7+4</gadget>
<output>11</output>
11 candy bars.
Lena has 16 - 11 = 
<gadget id="calculator">16-11</gadget>
<output>5</output>
5 more candy bars than Nicole.

<result>5</result>