Jon runs a website where he gets paid for every person who visits.  He gets paid $0.10 for every person who visits.  Each hour he gets 50 visits.  His website operates 24 hours a day.  How many dollars does he make in a 30 day month?
He makes 50*$.10=$
<gadget id="calculator">50*.10</gadget>
<output>5</output>
5 per hour.
So he makes $5*24=$
<gadget id="calculator">5*24</gadget>
<output>120</output>
120 per day.
So he makes $120*30=$
<gadget id="calculator">120*30</gadget>
<output>3_600</output>
3600 a month.

<result>3_600</result>