Home
Class 12
MATHS
A bag contains 7 white, 5 black and 4 re...

A bag contains 7 white, 5 black and 4 red balls. If two balls are drawn at random, find the probability that: (i) both the balls are white (ii) one ball is black and the other red (iii) both the balls are of the same colour.

Text Solution

AI Generated Solution

To solve the problem step by step, we will calculate the probability for each part of the question. ### Given: - Number of white balls = 7 - Number of black balls = 5 - Number of red balls = 4 Total number of balls = 7 + 5 + 4 = 16 ...
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    AAKASH INSTITUTE ENGLISH|Exercise TRY YOURSELF|42 Videos

  • PROBABILITY

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - A Competition Level Questions)|114 Videos

  • PRINCIPLE OF MATHEMATICAL

    AAKASH INSTITUTE ENGLISH|Exercise Section-D:(Assertion-Reason Type Questions)|11 Videos

  • RELATIONS AND FUNCTIONS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section - J) Aakash Challengers Questions|8 Videos

Similar Questions

Explore conceptually related problems

A bag contains 6 red, 4 white and 8 blue balls. If two balls are drawn at random find the probability that i. both the balls are white ii. one ball is blue and the other red iii. both the balls are of the same colour.

There are 5 black and 4 red balls ina bag. Two balls are drawn at random. Find the probability that both balls are red.

An urn contains 7 white, 5 black and 3 red balls. Two balls are drawn at random. Find the probability that i. both the balls red ii. one ball is red and the other is black iii. one ball is white.

There are 5 white and 4 red balls in a bag. Two balls are drawn at random. Find the probability that both balls are white.

There are 5 black and 6 red balls in a bag. If 3 balls are drawn at random, find the probability that these balls are black.

An urn contains 9 red, 7 white and 4 black balls. If two balls are drawn at random, find the probability that: (i) both the balls are red,(ii) one ball is white (iii) the balls are of the same colour (iv) one is white and other red.

A bag contains 5 red, 6 white and 7 black balls. Two balls are drawn at random. what is the probability that both balls are red or both are black?

A bag contains 6 white ., 7 red and 5 black balls . Three balls are drawn at random . Find the probability that they will be white .

A bag contains 4 red, 6 black and 5 white balls, A ball is drawn at random from the bag. Find the probability that the ball drawn is: white

A bag contains 5 white and 7 red balls. One ball is drawn at random. What is the probability that ball drawn is white?