needing help with these finacial problems

Compute the present value of a $2,000 deposit in year 1, and another $2.500 deposit at the end of year 4 using an 8 percent interest rate. (Do not round intermediate calculations and round your final answer to 2 decimal places.) Present value Assume that you contribute $150 per month to a retirement plan for 15 years. Then you are able to increase the contribution to $350 per month for the next 25 years. Given an 8 percent interest rate, what is the value of your retirement plan after the 40 years? (Do not round intermediate calculations and round your final answer to 2 decimal places.) Future value of multiple annuities Check my 15 Given a 5 percent interest rate, compute the year 6 future value of deposits made in years 1, 2, 3, and 4 of 51000, 51300, 51300, and $1,400, respectively. (Do not round Intermediate calculations and round your final answer to 2 decimal places.) Future value