please help me to solve these questions

Question 1 Mr. Klook is expected to retire in 25 years and he wishes accumulate $750,000 in his retirement fund by that time. If the interest rate is 10% per year, how much should Mr. Klook put into the retirement fund each year in order to achieve this goal? [Assume that the payments are made at the end of each year] (5 marks) Question 2 Annie has planned to start her college education 5 years from now. To pay for her college education.". she has decided to save $500 monthly for the next 5 years in a bank account paying 10 percent interest per annum. How much will she have at the end of the fifth year