After looking at your grocery list, you are concerned that you may not be able to afford the food you have chosen to provide enough protein for your diet. So, you decide to get the biggest bang for your buck by comparing the amount of protein for the price. In the table below, fill-in the column labeled Price per Gram of Protein. Write your answers in terms of dollars, rounded to four decimal places. Food Item Price Servings Protein Per Serving (in grams) Price Per Gram of Protein

Pinto Beans $0.92 3.5 6 ?
Peanut Butter $5.48 35 7 ?
Canned Chicken$1.18 2 13 ?
Oat Cereal $3.84 21 8 ?

Which item is the best purchase in terms of price per gram of protein?

Were you surprised by any of your results? Explain your answer.