| 1 | 21 Questions [Album Verson] | 3:44 | ||
| 2 |
Soldier [50 Cent & G-Unit Freestyle]
Performer – G-Unit |
3:42 | ||
| 3 | 21 Questions [Live] | 3:34 | ||
| Video | 21 Questions [CD-Rom Video] | 3:44 |
Tracks 1, 3 & 4 contains elements from "It's Only Love Doing It's Thing" (J.Cameron/V.Cameron)
| Title, Format | Label | Cat# | Country | Year | ||
|---|---|---|---|---|---|---|
| 21 Questions (CD, Single, Promo) | Shady Records, Interscope Records, Aftermath Records | CENTCDP2 | Europe | 2003 | ||
| 21 Questions / Many Men [Wish Death] (12", Promo) | Interscope Records, Aftermath Entertainment, Shady Records, G Unit, Violator Records | INTR-10935-1 | US | 2003 | ||
| 21 Questions (CD, Single, Enh) | Shady Records, Aftermath Entertainment, Interscope Records | 9807195 | Australia | 2003 | ||
| 21 Questions (CD, Single, Car) | Shady Records, Aftermath Entertainment, Interscope Records | 0602498071960 | Europe | 2003 | ||
| 21 Questions (12") | Shady Records | 9808773 | UK | 2003 |