Explanation
Let the probability of picking a king be Pr(K). The probability of not picking a king is given;
[tex]Pr(K^{\prime})=1-Pr(K)[/tex]The number of kings in a deck = 4
The number of cards in a deck = 52
[tex]Pr(K^{^{\prime}})=\frac{The\text{ number of kings in a deck}}{\text{The number of cards in a deck}}=\frac{4}{52}=\frac{1}{13}[/tex]Therefore;
[tex]Pr(K^{\prime})=1-Pr(K)=1-\frac{1}{13}=\frac{12}{13}[/tex]Answer:
[tex]\frac{12}{13}[/tex]