468:16

To convert 468 hours and 16 minutes to a decimal representation of time, you need to divide the minutes by 60 and add the result to the number of hours.

First, let's convert the minutes: 16 minutes ÷ 60 minutes/hour = 0.27 hours

Next, add the hours and the converted minutes: 468 hours + 0.27 hours = 468.27 hours

So, 468 hours and 16 minutes is equivalent to approximately 468.27 hours in decimal representation.