i need help with those 5 questions. please make sure the answers are correct.

1. A contract requires lease payments of $300 at the beginning of every month for 4 years. a. What is the present value of the contract if the lease rate is 5.49% compounded annually? Round to the nearest cent b. What is the present value of the contract if the lease rate is 5.49% compounded daily? Round to the nearest cent 2. You invested $8,000 at the end of each half-year for 8 years in an investment fund. If the balance in the fund at the end of 8 years was $140,000, what was the nominal interest rate compounded semi-annually? \% Round to two decimal places 3. George wants to accumulate at least $50,000 by depositing $1,500 at the end of every month into a fund that earns interest at 4.75% compounded monthly. a. How many deposits does she need to make to reach her goal? Round to the next payment b. How long will it take George to reach her goal? years months Express the answer in years and months, rounded to the next payment period 4. You plan to save money for a down payment of $35,000 to purchase an apartment. You can only afford to save $1,250 at the end of every quarter into an account that earns interest at 3.97% compounded annually. How long will it take you to save the planned amount? years months Express the answer in years and months, rounded to the next payment period 5. Lush Gardens Co. bought a new truck for $52,000. It paid $5,200 of this amount as a down payment and financed the balance at 4.54% compounded semi-annually. If the company makes payments of $1,600 at the end of every month, how long will it take to settle the loan? years months Express the answer in years and months, rounded to the next payment period