5. From 7 integers from 2 to 8, two different numbers are randomly selected. The probability that these two numbers are coprime is A. $\frac { 1 } { 6 }$ B. $\frac { 1 } { 3 }$ C. $\frac { 1 } { 2 }$ D. $\frac { 2 } { 3 }$
From 7 integers from 2 to 8, randomly select 2 different numbers. The probability that these 2 numbers are coprime is
5. From 7 integers from 2 to 8, two different numbers are randomly selected. The probability that these two numbers are coprime is\\
A. $\frac { 1 } { 6 }$\\
B. $\frac { 1 } { 3 }$\\
C. $\frac { 1 } { 2 }$\\
D. $\frac { 2 } { 3 }$