Math Problems

I'm getting 20 people without tokens as well =/

 Work

Code:

Given:
--100 People
--150 Tokens
----45 Red Tokens
----45 White Tokens
----60 Blue Tokens

Possible grabs:
--R
--W
--B
--RW
--RB
--WB
--RWB
--0

    R    W    B    T Peop    T Tok
15 RW    15    15        15    30
25 BW        25    25    25    50
20 RB    20        20    20    40
5 RWB    5    5    5    5    15
    ________________________    ___________
Count    40    45    50        135
    
R    5            5    5
W        0        
B            10    10    10
                ___________________
                80    150

EDIT: Stereo seems to have nailed it. You really have to hate when the problem writers, though they are technically correct, lead you into false assumptions, and I know this will get you fired in some professions.