SOLVED USING FUCTIONS IN EXCEL PLEASE!!!

1) Samantha plans to save $600 at the end of Year 1, $800 at the end of Year 2, and $1,000 at the end of Year 3 . If she earns 3.4 percent on her savings, how much money will she have saved at the end of Year 3 ? (*note 3 years of investing, unequal amounts) 2. JMP Industries just signed a sales contract with a new customer, and will receive annual customer payments in the amount of $62,000,$108,000,$135,000, and $150,000 at the end of Years 1 to 4 , respectively. What is this contract worth at the end of Year 4 if the firm earns 4.3 percent on its savings? (note: unequal amounts, determine future value) 3. STP Trucking just signed a $3.8 million contract. The contract calls for a payment of $1.1 million today, $1.3 million one year from today, and $1.4 million two years from today. What is this contract worth today at a discount rate of 8.7 percent? 4. Eric and Jan are considering an investment that will pay $8,200 a year for five years, starting one year from today. What is the maximum amount he should pay for this investment if he desires a rate of return of 11.2 percent? 5. How much money does Suzie need to have in her retirement savings account today if she wishes to withdraw $42,000 a year for 25 years? She expects to earn an average rate of return of 9.75 percent. (you are solving for the present value of an annuity)