Question 12
A logistics company transports goods using two types of vehicles: trucks ( ) and vans ( ). Each truck consumes 6 litres of fuel and requires 4 hours of driver time per trip. Each van consumes 3 litres of fuel and requires 5 hours of driver time per trip. The company must complete at least 120 litres worth of fuel usage and at least 200 driver hours per week. The cost per truck trip is Rs. 80 and per van trip is Rs. 50. Note: The company wants to fulfill these requirements at the lowest possible cost. Based on the above data, answer the given subquestions.
Which of the following is the correct Lagrangian function for the given problem



