It takes Dawn 2 hours to paint 1 watercolor painting.  She was recently commissioned to paint a series of 12 paintings.  Dawn will earn $3,600.00 for these 12 paintings.  How much money does Dawn make per hour?
It takes her 2 hours to paint 1 picture and she needs to paint 12 pictures so it will take 2*12 = 
<gadget id="calculator">2*12</gadget>
<output>24</output>
24 hours.
Dawn will make $3,6000.00 for 24 hours of work which means she makes 3600/24 = $150.00 per hour of work.

<result>150</result>