A bag contains 10 white and 3 black bal...

A bag contains 10 white and 3 black balls. Balls are drawn one by one without replacement till all the black ball are drawn. The probability that the procedure of drawing balls will come to an end at the seventh drawn is :

`(105)/(286)`

`(15)/(286)`

`(181)/(286)`

None of these

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

PROBABILITY
VMC MODULES ENGLISH|Exercise NUMERICAL VALUE TYPE FOR JEE MAIN|15 Videos
PROBABILITY
VMC MODULES ENGLISH|Exercise JEE MAIN (ARCHIVE)|37 Videos
PROBABILITY
VMC MODULES ENGLISH|Exercise LEVEL - 1|95 Videos
PERMUTATION & COMBINATION
VMC MODULES ENGLISH|Exercise JEE ARCHIVE|50 Videos
PROPERTIES OF TRIANGLE
VMC MODULES ENGLISH|Exercise JEE Advanced (Archive)|50 Videos

Similar Questions

Explore conceptually related problems

A bag contains W white and 3 black balls. Balls are drawn one by one without replacement till all the black balls are drawn. Then find the probability that this procedure for drawing the balls will come to an end at the rth draw.

A bag contains 5 white, 7 red and 3 black balls. If three balls are drawn one by one without replacement, find the probability that none is red.

A bag contains 5 white, 7 red and 8 black balls. If four balls are drawn one by one without replacement, find the probability of getting all white balls.

A bag contains 5 white, 7 red and 8 black balls. Four balls are drawn one by one with replacement, what is the probability that at least one is white?

A bag contains 5 white, 7 red and 4 black balls. If four balls are drawn one by one with replacement, what is the probability that none is white?

An urn contains 3 white, 4 red and 5 black balls. Two balls are drawn one by one without replacement. What is the probability that at least one ball is black?

A bag contains 5 while, 7 red and 4 black balls. If four balls are drawn one by one with replacement, what is the probability that none is white ?

An urn contains 3 white, 4 red and 5 black balls. Two balls re drawn one by one without replacement. What is the probability that at least one ball is black?

VMC MODULES ENGLISH-PROBABILITY-LEVEL - 2

Three dice are thrown together. The probability that the sum of the nu...
Text Solution
|
Two friends Aa n dB have equal number of daughters. There are three ci...
Text Solution
|
A bag contains 10 white and 3 black balls. Balls are drawn one by one...
Text Solution
|
If E\ a n d\ E2 are independent events, write the value of P(E1uuE2)...
Text Solution
|
Die A has 4 red and 2 white faces, whereas die B has 2 red and 4 wh...
Text Solution
|
A man alternately tosses a coin and throws a die beginning with the...
Text Solution
|
Cards are drawn one-by-one at random from a well-shuffled pack of 52 ...
Text Solution
|
For the three events A ,B ,a n d \ C ,P (exactly one of the events Aor...
Text Solution
|
Find the probability that the birth days of six different persons will...
Text Solution
|
A bag contain n ball out of which some balls are white. If probability...
Text Solution
|
In an entrance test, there are multiple choice questions. There are...
Text Solution
|
Of three independent events, the chance that only the first occurs is ...
Text Solution
|
For n independent events Ai's, p(Ai)=1/(1+i),i=1,2,...n. The probabili...
Text Solution
|
A box contains 15 transistors, 5 of which are defective. An inspector ...
Text Solution
|
One mapping is selected at random from all the mappings of the set ...
Text Solution
|
One mapping is selected at random from all mappings of the set S={1,2,...
Text Solution
|
Two persons each makes a single throw with a pair of dice. Find the pr...
Text Solution
|
Two natural numbers x and y are chosen at random from the set {1,2,3,4...
Text Solution
|
A wire of length l is cut into three pieces. Find the probability that...
Text Solution
|
Two distinct integers x and y are chosen, without replacement, at rand...
Text Solution
|