Damien created a currency based on bottle caps and got his friends to take part.  He finds 10 bottle caps a day on his way home and each bottle cap is worth $.25.  How much money does he make in a 30 day month?
He finds 10*30=
<gadget id="calculator">10*30</gadget>
<output>300</output>
300 bottle caps in the month.
They are worth 300*.25=$
<gadget id="calculator">300*.25</gadget>
<output>75</output>
75.

<result>75</result>