Please help me with the following:

Use the table to answer the question that follows. Quantity of Labor MP of Labor Quantity of Capital MP of Capital 40 1 50 2 45 2 40 3 35 3 35 4 20 4 20 5 5 5 5 What combination of labor and capital would satisfy the input hiring rule that minimizes the cost of production, if the price of labor is $5 and the price of capital is $20? ( 1 unit of labor; 3 units of capital 2 units of labor; 1 unit of capital O 3 units of labor; 2 units of capital O 3 units of labor; 3 units of capital 5 units of labor; 4 units of capital