Here is the schedule of a school drawing club’s activities on Sunday.
7:30 am, 9:00 am, am, 12:00 pm, 1:30 pm, 3:00 pm
(1) Fill in the blank with the time pattern.
(2) It’s 11:55 am now. How many minutes are there until the next activity? min.
(3) What time is it when the whole activities end? pm.