Tom's restaurant gets 6 reservations a night.  They normally order 2 meals that cost $5 each and a $5 bottle of wine.  How much do they make a week if they are open 2 days a week?
The meals cost 2*5=$
<gadget id="calculator">2*5</gadget>
<output>10</output>
10 per table.
So each table pays 10+5=$
<gadget id="calculator">10+5</gadget>
<output>15</output>
15 a night.
So they make 6*$15=$
<gadget id="calculator">6*15</gadget>
<output>90</output>
90 a night.
That means they make $90*2=$
<gadget id="calculator">90*2</gadget>
<output>180</output>
180 a week.

<result>180</result>