Antoine's french onion soup recipe calls for 2 pounds of onions. He likes to double that amount. His soup serves 6 people. The onions are currently on sale for $2.00 a pound. He also needs 2 boxes of beef stock, that are also on sale for $2.00 a box.  What is the cost per serving? (Round to the nearest integer.)
His recipe calls for 2 pounds of onions but he wants to double that amount so he needs 2*2 = 
<gadget id="calculator">2*2</gadget>
<output>4</output>
4 pounds of onions.
Onions are currently on sale for $2.00 a pound so they will cost 4*2 = $8.00.
He needs 2 boxes of stock which are also on sale for $2.00 so they will cost 2*2 = $
<gadget id="calculator">2*2</gadget>
<output>4</output>
4.00.
The onions are $8.00 and the stock is $4.00 for a total of 8+4 = $
<gadget id="calculator">8+4</gadget>
<output>12</output>
12.00.
The soup serves 6 people and the total cost is $12.00 so each serving is 12/6 = $
<gadget id="calculator">12/6</gadget>
<output>2</output>
2.00 a serving.

<result>2</result>