2. I took a loan of $1,000 and paid the bank a total of $1,194.83 after two years at interest rate compounded quarterly. What interest rate was I being charged?

3. Your brother has just become a parent for the first time. He wants to save $20,000 for his son tuition at the university. You just finished a financial math class and he wants to know how much he should invest now at interest rate of 10% compounded monthly to have $20,000 when his son turns 18

4. Your employer has given you the following task: He wants to know how much he has to invest now to have $10,000 for a new piece of machinery he wants to purchase in 5 years. The bank has quoted him an interest rate of 8% compounded daily.

pls solve all, qustions