would you please have those answers with solution? Thanks

Question 6 (1 point) Andy's Fishing Charters is considering the purchase of a new boat costing $70,000. The boat is expected to increase profits by $11,000 per year for each of the next 8 years. After 4 years, the boat will require maintenance of $7,000. After the 8 years, the boat will be sold for $30,000. Calculate the NPV of the boat using a cost of capital of 12%. Round your answer to the nearest dollar. Your Answer: Answer Question 4 (1 point) You are considering an investment that will cost $15,000 and generate returns of $4,000 at the end of year 1, $5,000 at the end of year 2, $6,000 at the end of year 3 and $3,000 at the end of year 4. Calculate the NPV of the investment using a cost of capital of j1=8.0%. Round your answer to the nearest dollar. Your