q7 need help urgent

Your firm is going to purchase a new machine to replace an old existing machine. Your firm purchased the existing machine 4 years ago. Your firm paid $840,000 for the existing machine. The existing machine has a market value of $250,000 today. The new machine has a cost of $1,225,000. If your firm purchases the new machine it will replace the existing machine. What will be the incremental capital cost that you will use in doing the NPV analysis? Your answer should be accurate to nearest dollar. Your