Hello I need help with the following problems. I would appreciate any help!

You want to save to buy a laptop that costs $1,875. Therefore, you deposit $627 into a bank that pays 5.59% interest, compounded semiannually. How many years will it take for you to buy the laptop in your shopping list? Please round your answer to the second decimal without the year unit.(e.g 1.23) QUESTION 2 If you plan to apply for a PhD program, which will cost you $106.460 for tuition and living expenses, in 5 years, how much do you need to deposit today? Assume the bank will pay you 10.24% compounded monthly. Please round your answer to the second decimal without dollar sign. (e.g. 1.23) If you deposit your money in a bank account that pays 6.83% interest compounded weekly, what is the effective annual rate (EAR)? Please round your answer to the fourth decimal. If your answer is 1.23%. you should input "0.0123" QUESTION 4 You deposit $7.182 in a bank account that pays monthly interests and expect to have the bank account balance of $13,558 in 9 years. What is the annual interest rate that bank pays? Please round your answer to the fourth decimal. If your answer is 1.23%. you should input "0.0123". QUESTION 5 If you deposit $1.906 in a bank account that pays 1.05% interest compounded monthly, how much will you have in your account after 3 years? Please round your answer to the second decimal without dollar sign (e.g. 1.23)