Out of $30$ consecutive numbers, $2$ are chosen at random. The probability that their sum is odd, is
$\frac{{14}}{{29}}$
$\frac{{16}}{{29}}$
$\frac{{15}}{{29}}$
$\frac{{10}}{{29}}$
If six students, including two particular students $A$ and $B,$ stand in a row, then the probability that $A$ and $B$ are separated with one student in between them is
A three digit number is formed by using numbers $1, 2, 3$ and $4$. The probability that the number is divisible by $3$, is
Out of all possible $8$ digit numbers formed using all the digits $0,0,1,1,2,3,4,4$ a number is randomly selected. Probability that the selected number is odd, is-
$5$ persons $A, B, C, D$ and $E$ are in queue of a shop. The probability that $A$ and $E$ always together, is