Question 21 of 25 (1 point) | Question Attempt: 1 of Unlimited 13 14 15 16 18 19 20 21 22 23 24 Last year, Tony opened an investment account with $8400. At the end of the year, the amount in the account had decreased by 29.5%. How much is this decrease in dollars? How much money was in his account at the end of last year? Decrease in amount: Year-end amount: X 5