Roger goes to the store to buy some coffee.  The normal brand of coffee he buys cost $5 per pound.  He had to buy a more expensive brand that cost 20% more since his favorite brand was sold out.  He decides to buy a week's worth of coffee and he uses 1 pound of coffee per day.  He also decided to buy himself a donut for $2.  How much did everything cost?
The coffee he bought was 5*.2=$
<gadget id="calculator">5*.2</gadget>
<output>1</output>
1 more expensive per pound than what he normally buys.
So it cost 5+1=$
<gadget id="calculator">5+1</gadget>
<output>6</output>
6 per pound.
He goes through 1*7=
<gadget id="calculator">1*7</gadget>
<output>7</output>
7 pounds of coffee a week.
So he paid 6*7=$
<gadget id="calculator">6*7</gadget>
<output>42</output>
42 on coffee.
That means his total bill was 42+2=$
<gadget id="calculator">42+2</gadget>
<output>44</output>
44.

<result>44</result>