PLEASE HELP ME!

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JUST 4 QUESTIONS PLEASE! GUARUNTEED THUMBS UP! THANKS!!!

Solve for the unknown number of years in each of the following (Do not round Intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.): Present Value Years Years Interest Rate 10 106 580 830 Future Value 1.614 2.058 259,482 305,503 18.800 21,700 At 6.4 percent Interest, how long does it take to double your money? (Do not round Intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Length of time years At 6.4 percent Interest, how long does it take to quadruple it? (Do not round Intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Length of time years Imprudential, Inc., has an unfunded pension liability of $581 million that must be paid in 20 years. To assess the value of the firm's stock, financial analysts want to discount this liability back to the present. If the relevant discount rate is 7.4 percent, what is the present value of this liability? (Do not round Intermediate calculations and enter your answer in dollars, not millions, rounded to 2 decimal places, e.g., 1,234,567.89) Present value Suppose you are committed to owning a $205,000 Ferrari. If you believe your mutual fund can achieve an annual rate of return of 12 percent and you want to buy the car in 9 years on the day you turn 30, how much must you Invest today? (Do not round Intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Investment Investment