2020 Rafael currently has $16,500 saved and plans to make annual savings contributions of $8 200. His first annual contribution is expected later today. Rafael expects to earn 7.94 percent per year. How many contributions of $8.200 does Rafael need to make in order to have $320,0002 Round your answer to 2 decimal places (for example, 2.89, 14.70, or 6.00) 15.91 Lina currently has 39.400 dollars saved and plans to save 8,600 dollars per quarter for 9 years. Her first savings contribution is expected later today. What Quarterly expected return does Lina need to earn to have 1,787,564 in 9 years? Answer as a rate in decimal format so that 12.34% would be entered as 1234 and 0.98% would be entered as 0098 Number Devin currently has 575.000 saved and plans to save $9,000 per year for 18 years. His first savings contribution is expected in 1 year. What annual expected return does Devin need to earn to have $450,000 in 18 years? Answer as a rate in decimal format so that 12 34% would be entered as 1234 and 098% would be entered as 0098. Number