Ann Deposited $1,000 in a Bank Account,and 10 Years Later

Multiple Choice

Ann deposited $1,000 in a bank account,and 10 years later she closes out the account,which is worth $2,000.What annual rate of interest has she earned over the 10 years?

A) 6.45%
B) 7.18%
C) 9.10%
D) 10.0%