I didn't really get around to thinking about these, but FWIW, my snap decisions for these positions just before asking the bot were D/T, 7/3 7/1, and 10/9 10/8.

              
 
              
 | | White is Player 2
score: 0 pip: 64 | | 5 point match | pip: 76 score: 1
Blue is Player 1 | |
| XGID=-BBBBBBA-A-----b-bA-abbcc-:0:0:-1:00:1:0:0:5:10 |
| White on roll, cube action? |
| Analyzed in XG Roller+ |
| Player Winning Chances: | 78.92% (G: 0.82% B: 0.00%) |
| Opponent Winning Chances: | 21.08% (G: 0.64% B: 0.01%) |
| |
| Cubeless Equities |
| No Double: | +0.578 |
| Double: | +1.046 |
| |
| Cubeful Equities |
| No Double: | +0.785 (-0.131) |
| Double/Take: | +0.916 |
| Double/Drop: | +1.000 (+0.084) |
| |
| Best Cube action: Double / Take |
| |
eXtreme Gammon Version: 1.21, MET: Rockwell-Kazaross

              
 
              
 | | White is Player 2
score: 0 pip: 127 | | 1 point match | pip: 126 score: 0
Blue is Player 1 | |
| XGID=-AAA-bFB----aBa--bacbcB---:0:0:1:64:0:0:0:1:10 |
| Blue to play 64 |
| 1. | XG Roller+ | 22/18* 18/12* | eq: -0.387 |
| Player: Opponent: | 30.66% (G:8.03% B:0.28%) 69.34% (G:32.46% B:3.85%) | |
|
| 2. | XG Roller+ | 7/3 7/1 | eq: -0.414 (-0.027) |
| Player: Opponent: | 29.31% (G:4.67% B:0.10%) 70.69% (G:16.16% B:0.79%) | |
|
eXtreme Gammon Version: 1.21, MET: Rockwell-Kazaross

              
 
              
 | | White is Player 2
score: 1 pip: 137 | | 11 point match | pip: 119 score: 0
Blue is Player 1 | |
| XGID=b-BABBBb--B--B----Bcccb---:2:1:1:21:0:1:0:11:10 |
| Blue to play 21 |
| 1. | XG Roller+ | 18/16 3/2 | eq: +0.898 |
| Player: Opponent: | 69.92% (G:29.25% B:0.77%) 30.08% (G:6.33% B:0.28%) | |
|
| 2. | XG Roller+ | 13/11 3/2 | eq: +0.872 (-0.026) |
| Player: Opponent: | 68.62% (G:30.63% B:0.77%) 31.38% (G:8.20% B:0.48%) | |
|
| 3. | XG Roller+ | 5/4 5/3 | eq: +0.859 (-0.039) |
| Player: Opponent: | 68.58% (G:30.26% B:0.80%) 31.42% (G:7.89% B:0.37%) | |
|
| 4. | XG Roller+ | 4/3 4/2 | eq: +0.855 (-0.043) |
| Player: Opponent: | 68.62% (G:31.38% B:0.80%) 31.38% (G:8.43% B:0.41%) | |
|
| 5. | XG Roller+ | 10/8 3/2 | eq: +0.833 (-0.065) |
| Player: Opponent: | 67.36% (G:32.00% B:0.84%) 32.64% (G:10.14% B:0.59%) | |
|
| 6. | XG Roller+ | 10/9 10/8 | eq: +0.754 (-0.144) |
| Player: Opponent: | 66.69% (G:38.41% B:1.15%) 33.31% (G:15.12% B:1.16%) | |
|
eXtreme Gammon Version: 1.21, MET: Rockwell-Kazaross