#### My Profile

1. Inform you about time table of exam.

2. Inform you about new question papers.

3. New video tutorials information.

#### Question

#### Solution

#### Appears in these question papers

#### Similar questions VIEW ALL

Two coins are tossed simultaneously. Write the sample space ‘S’ and the number of sample points n(S). Write the following events using set notation and mention the number of elements in each of them:-

(a) A is the event of getting at least one head.

(b) B is the event of getting exactly one head

Two different dice are rolled together. Find the probability of getting :

(i) the sum of numbers on two dice to be 5.

(ii) even numbers on both dice.

A letter of English alphabet is chosen at random. Determine the probability that the chosen letter is consonant.

Three distinct coins are tossed together. Find the probability of getting

(i) at least 2 heads

(ii) at most 2 heads

A bag contains, white, black and red balls only. A ball is drawn at random from the bag.If the probability of getting a white ball is 3/10 and that of a black ball is 2/5 then find the

probability of getting a red ball. If the bag contains 20 black balls, then find the total number of balls in the bag.