Question 67923
For problem number four there are 16 total solutions.

Pocket - orange - gold
Pocket - orange - silver
Pocket - black - gold
Pocket - black - silver
Pocket - red - gold
Pocket - red - silver
Pocket - tan - gold
Pocket - tan - silver

Desk - orange - gold
Desk - orange - silver 
Desk - black - gold
Desk - black - silver
Desk - red - gold
Desk - red - silver
Desk - tan - gold
Desk - tan - silver