engineering econ

5. a) The capitalized cost of an initial investment of $200,000 and an annual investment of $30,000 forever at an interest rate of 10% per year is closest to: i) -$230,000 ii) -$300,000 iii) -$500,000 iv) -$2,300,000 Note: Draw the cash flow diagram and show the calculations clearly. b) If a sum of $5,000 is deposited now, $7,000 three years from now, and $2,000 per year in years 4 through 10, the amount in year 10 at an interest rate of 10% per year will be close to: i) Less than $44,000 ii) $45,600 iii) $49,200 iv) More than $50,000 Note: Draw the cash flow diagram and show the calculations clearly