What is the chance that a leap year,selected at random,will contain $53$ Sundays (in $/7$)?

$A$ bag contains $19$ tickets numbered from $1$ to $19$. $A$ ticket is drawn and then another ticket is drawn without replacement. The probability that both the tickets will show even numbers is:

If letters of the word $PENCIL$ are arranged in random order,what is the probability that $N$ is always next to $E$?

Study the given information carefully to answer the question that follows. An urn contains $4$ green,$5$ blue,$2$ red,and $3$ yellow marbles. If $2$ marbles are drawn at random,what is the probability that both are red or at least $1$ is red?

In a simultaneous throw of three coins,what is the probability of getting at least $2$ tails?

The probability that a leap year selected at random contains either $53$ Sundays or $53$ Mondays is