John decides to buy a month's supply of dog treats.  He gives his dog 2 treats a day and they cost $.1 each.  How much does he spend on the treats if the month is 30 days long?
He gives his dog 2*30=
<gadget id="calculator">2*30</gadget>
<output>60</output>
60 treats for the month.
So that means it cost 60*.1=$
<gadget id="calculator">60*.1</gadget>
<output>6</output>
6.

<result>6</result>