• How long will it take if the system forces a break of 5 minutes after every 3 non-successful log-in attempts? (You can assume that the system doesnt lock any user accounts during this process). Give your answer in years, using scientific notation, correct to 2 significant figures. You should take a year as being equivalent to 3.19 x 10⁷ seconds.

  Show all your working clearly in a way that will help your tutor understand how you arrived at your answer.