- Your wage increased from $14 before COVID to $18 after COVID. This increase happened over 2 year. What percentage increase did you receive in your wage? (Make sure to keep 2 decimals in your final answer. For percentages, if your answer is 8.45% enter 8.45 into BB. Also, BE CAREFUL WITH SIGNS) - Which of the following is true? PV and FV are always positive PV and FV are always negative PV and FV are always opposite signs PV and FV are always same signs - At an interest rate of 6%, how long will it take to 4x your money? (Make sure to keep 2 decimals in your final answer. BE CAREFUL WITH SIGNS)