You are the Chief Executive Officer of the ACME Corporation. The firm plans to replace new machines to improve the production system costing $1,847,000. The new machines are expected to last five years with a salvage value of 15% of the original cost. During this time, the company will use a 30% CCA rate. The new machines will save $410,000 annually before taxes. The company's required rate of return is 7.35% and the corporate tax rate is 35%. The new production system requires the firm to increase net working capital by $250,000. Based on the given information, answer questions a and b.

a) Please determine the PVCCATS of the purchase based on the given information. Please show all the calculations by which you came up with the final answer.

b) Please calculate the net present value (NPV) based on the given information. Please show all the calculations by which you came up with the final answer.