Tomas put $180 in an account earning simple interest. At the end of one year, the account had $186.30 in it. Assuming no additional deposits or withdrawals, what was the interest rate being paid?

Question

Tomas put $180 in an account earning simple interest.  At the end of one year, the account had $186.30 in it.  Assuming no additional deposits or withdrawals, what was the interest rate being paid?

Ms. Sue · Answer

Abby, Ruth, or Olivia -- please don't switch screen names. We know the same person has posted 5 math problems in the last few minutes. I'll be glad to check YOUR answer.