A bag contains 6 red and 4 green balls. ...

A bag contains 6 red and 4 green balls. A fair dice is rolled and a number of balls equal to that appearing on the dice is chosen from the urn at random. The probability that all the balls selected are red is

`1/3`

`3/10`

`1/8`

`1/5`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

PROBABILITY
DISHA PUBLICATION|Exercise PRACTICE EXERCISE (EXPERT LEVEL)|46 Videos
PROBABILITY
DISHA PUBLICATION|Exercise TEST YOURSELF|15 Videos
PROBABILITY
DISHA PUBLICATION|Exercise PRACTICE EXERCISE (FOUNDATION LEVEL)|83 Videos
PERMUTATIONS AND COMBINATIONS
DISHA PUBLICATION|Exercise TEST YOURSELF|15 Videos
PROFIT, LOSS AND DISCOUNT
DISHA PUBLICATION|Exercise Test Yourself|15 Videos

Similar Questions

Explore conceptually related problems

An urn contains 6 white and 4 black balls.A fair die is rolled and that number of balls we chosen from the urn.Find the probability that the balls selected are white.

Box A contains 5 red, 3 white and 8 blue balls while box B contains 3 red and 5 white balls. A fair dice is tossed. If 2 or 4 appears, a ball is chosen from B, otherwise a ball is chosen from A. Then the probability that the chosen ball is red.

A bag contains 8 red and 4_ green balls. One ball is selected at random. Find the probability that the ball drawn is red.

A bag contains 6 red and 5 blue balls. One ball is drawn at random. The probability that the ball is blue is:

A bag contains 2 red and 3 white balls and another bag contains 1 red and 2 white balls. If a bag is chosen at random and a ball is drawn from it, what is the probability that the ball is white ?

A bag contains 8 red and 4 green balls . Find the probabilty that Two balls are red and one ball is green when three balls are drawn at random .

A bag contains 4 red and 3 black balls.A second bag contains 2 red and 4 black balls. One bag is selected at random.From the selected bag; one ball is drawn.Find the probability that the ball drawn is red.

DISHA PUBLICATION-PROBABILITY-PRACTICE EXERCISE (STANDARD LEVEL)

A bag contains 6 red and 4 green balls. A fair dice is rolled and a nu...
Text Solution
|
If P(A) =0.8, P(B) = 0.9, P(A nn B) = p, which one of the following is...
Text Solution
|
A, B, C are three mutually exclusive and exhaustive events associated ...
Text Solution
|
Two cards are drawn at random from a well-shuffled pack of 52 cards. W...
Text Solution
|
Four cards are drawn at a time from a pack of 5 playing cards. Find th...
Text Solution
|
Two persons A and B throw a die alternatively till one of them gets a ...
Text Solution
|
The probability that A can solve a problem is 2//3 and B can solve it ...
Text Solution
|
A speaks the truth in 70 percent cases and B in 80 percent. The probab...
Text Solution
|
If A and B are two independent events and P( C) = 0, then A, B, C are ...
Text Solution
|
(i) A die is thrown 5 times. If getting an 'odd number' is success, fi...
Text Solution
|
A bag contains 5 white and 3 black balls. Four balls are successively ...
Text Solution
|
A bag contains 5 white and 7 black balls and a man draws 4 balls at ra...
Text Solution
|
The letters of SOCIETY are placed at random in a row. What is the p...
Text Solution
|
Course materials are sent to students by a distance education institut...
Text Solution
|
A coin is tossed 5 times. What is the probability that head appears an...
Text Solution
|
Two dice are tossed. The probability that the total score is a prim...
Text Solution
|
The probability that the sum of the square of the two numbers, which s...
Text Solution
|
There are 5 pairs of shoes in a cupboard from which 4 shoes are picked...
Text Solution
|
A dice is rolled three times, find the probability of getting a larger...
Text Solution
|
Two fair dice are thrown. The probability that the number appear are n...
Text Solution
|