Which of the following best describes the purpose of raising and lowering the required reserve ratio? a. to make sure that government spending does not result in either a surplus or deficit. b. to stimulate economic growth by making it less expensive for producers to get loans. c. to manage the economy by increasing or decreasing the amount of loans being made. d. to regulate the activity of private banks to assure an equitable distribution of wealth. 2b2t

Quick calculate the roi dollar amount and percentage for these example investments. a. you invest $50 in a government bond that says you can redeem it a year later for $55. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage. b. you invest $200 in stocks and sell them one year later for $230. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage.