Hayden eats 1 oz of mixed nuts as an evening snack.  He buys the bulk bag of mixed nuts that cost $25.00 a bag and holds 40 oz of mixed nuts.  There is currently a $5.00 coupon for this item.  How much will each serving of nuts cost, in cents, after the coupon is applied?
The nuts are $25.00 and he has a $5.00 coupon, so the nuts are on sale for $25-$5 = $
<gadget id="calculator">25-5</gadget>
<output>20</output>
20.00.
He eats 1 oz of nuts every evening and the bag has 40 oz of nuts, so it has 40/1 = 
<gadget id="calculator">40/1</gadget>
<output>40</output>
40 1 oz servings.
The nuts cost $20.00 and there are 40 servings per bag, so his snack is $20/40 = $
<gadget id="calculator">20/40</gadget>
<output>1/2 = around 0.5</output>
0.50 per serving.

<result>50</result>