Question

Please help! I am not sure how to do means with times versus a number system based on tens!
The playing times for 20 songs on a top-hits radio station are recorded in the chart below.
Using the times listed in the chart, circle the correct answer for question.

Playing Time (minutes:seconds)
3:32 3:24 2:54 3:07 4:52 3:45 2:39 3:09 3:34 3:26
3:35 4:17 4:03 3:52 5:10 4:59 3:07 4:00 3:07 2:56

What is the mean of this data?
a. 3:29
b. 3:48
c. 3:40
d. 3:20