Study the television program schedule carefully and answer the following:
The Children's Channel
A.M
8:00 - Under the Sea
8:30 - The Fantastic School Bus
9.00 - Annie and Friends
9.30 - Dino Battles
10:00 - The Amazing Powergirls
10:30 - Young Generation
11:00 - Amazing Animal Rescue

P.M
12:00 - Skippy & Loo
12:30 - Hammie
1:00 - Terrific Twelve
1:30 - Xiaoming's Adventures
2:00 - Sharks Movie
4:00 - Heroes Evolution

Tom switched on the television at 8:45 a.m. How many minutes of The Fantastic School Bus did he miss?