John ends up serving on jury duty.  Jury selection takes 2 days.  The trial itself lasts 4 times as long as jury selection  It is a complicated trial.  The number of hours spent in jury deliberation was the equivalent of 6 full days.  They spend 16 hours a day in deliberation.  How many days does John spend on jury duty?
Deliberation ended up taking 6 * 24 = 
<gadget id="calculator">6*24</gadget>
<output>144</output>
144 hours.
That means they spent 144 / 16 = 
<gadget id="calculator">144/16</gadget>
<output>9</output>
9 days in deliberation.
The trial lasted 2 * 4 = 
<gadget id="calculator">2*4</gadget>
<output>8</output>
8 days.
So he spent 2 + 8 + 9 = 
<gadget id="calculator">2+8+9</gadget>
<output>19</output>
19 days on jury duty.

<result>19</result>