Ian invests money in an account paying a simple interest of 9% per year. If no money will be added or removed from the investment, what should he multiply his current
balance by to find his total balance in a year in one step?

4. jake needs to score in the top 10% in order to earn a physical fitness certificate. the class mean is 78 and the standard deviation is 5.5. what raw score does he need? z value for top 10% =1.282 how do i get the z value? what is the equation for this? raw score =mean+z*sd = 78+1.282*5.5 = 85.051