Answer:
120,960 ways
Step-by-step explanation:
Assuming that each piece is unique, then the order of each piece matters.
There are 9 pieces in total, there are 3 options for the first piece (3 piano pieces), and the remaining 8 pieces can be permuted. The number of possible arrangements is:

The program can be arranged in 120,960 ways.
80% probability
**
If 8 good and 2 burned out,
10 in total,
8/10 good
8/10 = 80%
Answer:
3 1/8, 8 1/5, 8 1/3
Step-by-step explanation:
Yes, I can! If you have any more questions, please ask!