James has a rainwater collection barrel.  For each inch of rain he collects 15 gallons.  On Monday it rained 4 inches and on Tuesday it rained 3 inches.  He can sell water for $1.2 per gallon.  How much money did he make from selling all the water?
It rained 3+4=
<gadget id="calculator">3+4</gadget>
<output>7</output>
7 inches.
So he collected 7*15=
<gadget id="calculator">7*15</gadget>
<output>105</output>
105 gallons.
So he makes 105*1.2=$
<gadget id="calculator">105*1.2</gadget>
<output>126</output>
126 from selling the water.

<result>126</result>