Use the concept of Lagrange multipliers.
What exactly was the purpose of posting this?
The answer is b. Notice that the problem is looking for the reaction to product ratio, which is tricky because it's easy to follow the order of the column and calculate the inverse of it. Check the first ratio, 0.3/2=0.15, we can immediately choose b out of the other 4 choices.
The answer should be 2 13/30.
Answer: 8 dollar for each ticket
Step-by-step explanation: