Suppose you deposit ​$2,000 in a savings account that pays interest at an annual rate of 4​%. If no money is added or withdrawn from the​ account, answer the following questions.
a. How much will be in the account after 3 ​years?
b. How much will be in the account after 17 ​years?
c. How many years will it take for the account to contain ​$2,500​?
d. How many years will it take for the account to contain ​$3,000​?