Mr. and Mrs. Robinson save $2250 a year towards their retirement. Their goal is to have $1.5 million when they retire. If they make annual payments into an annuity that offers an annual interest rate of 11%, how many year will it take for the Robinsons to reach their goal? (Round your answer to the nearest tenth).​

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2