ok..these are my answers...probably with some mistakes, id like you to point them out. didnt include the calculations so everyone can do it from scratch without any "influence", if you want them i can post them.

had fun doing it...TY ERPEL

1)2.06
2)32.70%
3)24 AA;KK;QQ;JJ (6 of each)
32 AK;AQ (16 of each)
4)24 overpairs (42.86%)
32 unpaired overcards
5)12 QQ;JJ (6 of each)
32 AK;AQ (16 of each)
6)12 overpairs (27.27%)
32 unpaired overcards
7)15
8)15
9)12
10)30
11)2
12)-0.016304348
13)-0.016304348
14)-1.213043478
15)-0.059045031
16)-0.016304348
17)12 QQ;JJ combinations. EV:-0.016304348
18.1)-0.070701581
18.2)-0.187267081
19)8.35:2 or 4.175:1
20)4.35:2 or 2.175:1
21)A and B: 12.10714286
C and D:12.95454545
22)A and C: YES
B and D: NO
23)$4.03