Question

Jimmy's Chocolate shop sells two different fudge bars. The dark chocolate fudge bars sell for $5 per pound and the milk chocolate fudge bars sell for $4 per pound. You purchased a combination of these bars for your family and friends and your bill came to $150. This scenario can be modeled by the equation 5d + 4m = 150. Which of the following is not a possible combination of dark chocolate fudge bars and milk chocolate fudge bars?

Answer 1

What are the choices?

Answer 2

12 dark and 23 milk
10 dark and 25 milk
6 dark and 30 milk
14 dark and 20 milk

Answer 3

12 dark and 23 milk