Two dices are thrown together. The probability of the sum of the numbers being 8 is:

Three unbiased coins are tossed. What is the probability of getting at least 2 heads?

Four persons are choosen at random from a group of 3 men, 2 women and 4 children. The probability of having 2 children out of 4 is :

A man and his wife appeared for an interview for the two vacancies. If the probability of husband's selection is $\frac{1}{3}$ and the probability of wife's selection is $\frac{1}{5}$, then the probability that none of them will be selected?

Suppose we throw a dice once. Then, which one of the following is/are correct?

(A) The probability of getting a number greater than 4 is $\frac{1}{3}$

(B) The probability of getting a number greater than or equal to 4 is $\frac{1}{3}$

(C) The probability of getting a number less than or equal to 3 is $\frac{1}{2}$

(D) The probability of getting a number less than or equal to 6 is 1.

Choose the correct answer from the options given below:

Two friends, P and Q, appeared in an interview for two vacancies for the same post. The probability of P's selection is $\frac{1}{3}$ and that of Q's selection is $\frac{2}{7}$. What is the probability that at least one of them will be selected?

In a simultaneous throw of a pair of dice, what is the probability of getting a total more than 8?