James buys a jar of hot sauce.   Each serving is .5 ounces.  He uses 3 servings every day.  if the container is 2 ounces less than 1 quart how many days will it last?
A quart is 32 ounces so this jar is 32-2=
<gadget id="calculator">32-2</gadget>
<output>30</output>
30 ounces.
James uses 3*.5=
<gadget id="calculator">3*.5</gadget>
<output>1.5</output>
1.5 ounces a day.
So it last 30/1.5=
<gadget id="calculator">30/1.5</gadget>
<output>20</output>
20 day.

<result>20</result>