If a dice is thrown twice, then the probability of getting $1$ in the first throw only is
$\frac{1}{{36}}$
$\frac{3}{{36}}$
$\frac{5}{{36}}$
$\frac{1}{6}$
On her vacations Veena visits four cities $(A,\,B ,\, C$ and $D$ ) in a random order. What is the probability that she visits $A$ before $B$ ?
Three coins are tossed. Describe Two events, which are not mutually exclusive.
A card is selected from a pack of $52$ cards. Calculate the probability that the card is black card.
A card is drawn from a well shuffled pack of cards. The probability of getting a queen of club or king of heart is
A die has two faces each with number $^{\prime}1^{\prime}$ , three faces each with number $^{\prime}2^{\prime}$ and one face with number $^{\prime}3^{\prime}$. If die is rolled once, determine $P(1$ or $3)$