MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Conditional Probability

A bag contain...

Question

A bag contains 3 red, 7 white and 4 black balls. If three balls are drawn from
the bag, then the probability that all of them are of the same colour is

A

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

None of these

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C

Suggest Corrections

thumbs-up

14

Similar questions

A bag contains 3 white, 5 red and 7 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red, is:

A

contains three red and four white Balls; bag

B

contains two red and three white balls. If one ball is drawn from bag

A

and two balls from bag

B

, find the probability that:
(i) One ball is red and two balls are white;
(ii) All the three balls are of the same colour.

Q. There are two bags

A

B

. Bag A contains

3

4

red balls whereas bag

B

4

3

red balls. Three balls are drawn at random (without replacement) from one of the bags and are found to be two white and one red. Find the probability that these were drawn from bag

B

.

Q. Bag A contains 3 red and 2 white balls, and Bag B contains 2 red and 5 white balls. A bag selected at random, a ball is drawn and put into the other bag; then a ball is drawn from the second bag. Find the probability that both balls drawn are of the same colour.

Q. A bag contains 3 white balls, 4 green balls and 5 red balls. Three balls are drawn from the bag without replacement, find the probability that the balls are all the same color.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Conditional Probability

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Conditional Probability

Standard XII Mathematics

Join BYJU'S Learning Program

CrossIcon