solve these questions plzzzz

5. An investor deposits $100 into his credit union account that pays interest at the rate of 3.25% per year (payable at the end of each year). He leaves the money and all accrued interest in the account for 7 years. How much will he have at the end of the 7 years? 5. What is the value of $2000after one year, if bank compounding half yearly and offered rate is 10%? (note: compare your answer with the answer of question no.1, give comments) 6 What is the value of $2000 after one year if bank compounding quarterly and offered rate is 10%? (note: compare your answer with the answer of question no.1 and 7, give comments) 7 What is the value of $2000after one year if bank compounding monthly and offered rate is 10%? (note: compare your answer with the answer of question no.1,7 and 8 give comments)