There are boards numbered $1$ to $50$ in a box. One board is selected at random. Find the probability that the number on the board is a multiple of $11$. (in $/25$)

An unbiased coin is tossed thrice. Then,the number of total outcomes is ............

$A$ die is thrown once. Find the probability of getting:
$(i)$ a prime number;
$(ii)$ a number lying between $2$ and $6$;
$(iii)$ an odd number.

$A$ bag contains slips numbered from $1$ to $100$. If Fatima chooses a slip at random from the bag,it will either be an odd number or an even number. Since this situation has only two possible outcomes,the probability of each is $\frac{1}{2}$. Justify.

$A$ bag contains lemon flavoured candies only. Malini takes out one candy without looking into the bag. What is the probability that she takes out
$(i)$ an orange flavoured candy?
$(ii)$ a lemon flavoured candy?

There are chits numbered $1$ to $20$ in a box. One chit is drawn at random. Find the probability that the number on the chit is an odd number.