2022 National Question 5 Single-choice Differentiating 2022_新课标I Paper 5. 从2至8的7个整数中随机取2个不同的数,则这2个数互质的概率为( ) A. $\frac { 1 } { 6 }$B. $\frac 1 3$C. $\frac { 1 } { 2 }$D. $\frac { 2 } { 3 }$ Answer keyD ☆ SaveCan't do it, show the explanation查看原卷 →