Last year, Rafael opened an investment account with $8400. At the end of the year, the amount in the account had decreased
by 29%.
(a) Fill in the blank to write the year-end amount in terms of the original amount. Write
your answer as a decimal.
Year-end amount x Original amount
(b) Use your answer in part (a) to determine the year-end amount in Rafael's account.
Year-end amount: $
