For the last 1,800
Blue $1s - 200
Red $5s - 800
Green $25s - 400
Black $100s - 400
How does this sound?
Arborgang: 100 blue $1s, 250 red $5s, 100 green $25s, 50 black $100s (500 total)
Albatros63: 200 red $5s, 200 green $25s, 200 black $100s (600 total)
This leaves:
100 blue $1s, 350 red $5s, 100 green $25s, and 150 black $100s (700 total)