Two balls are drawn from an urn containi...

Two balls are drawn from an urn containing 7 white 6 red and 8 black balls one after the other without replacement . Then the probability that atleast one of them is white is

`(4)/(9)`

`(13)/(30)`

`(11)/(30)`

`(17)/(30)`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

AP EAMCET ENGINEERING ENTRANCE EXAM
TS EAMCET PREVIOUS YEAR PAPERS|Exercise Mathematics|59 Videos

Similar Questions

Explore conceptually related problems

When two balls are drawn from a bag containing 2 white, 4 red and 6 black balls, the chance for both of them to be red is……………

A bag containing 2 white, 3 black and 4 green balls. If 2 balls are drawn from it, one after another with replacement then the probability that the first one is white and the second one is black is

A bag contains 4 black , 5 white and 6 red balls. If 4 balls are drawn one by one with replacement the probability that none is red is

(i) An urn contains 7 red and 3 black balls. Two balls are drawn one after another without replacement. What is the probability that the second ball is red if it is know that the first ball drawn is red. (ii) A box contains 8 red and 10 green balls. Two balls are drawn one after another without replacement. What is the probability that the second ball is green if it is know that the first ball drawn is red.

A box contains 4 red and 8 white balls . If 4 balls are drawn one by one with replacement then the probability of getting 3 white balls is

An urn contains 7 red and 3 black balls. Two balls are drawn without replacement. What is the probability that the second ball is red it is known that the first ball drawn is red.

A box contains 5 black, 4 white and 6 red balls. Two balls are drawn one after another without replacement. What is the probability that the first will be white and the second will be balck ?

A bag contains 5 red balls, 6 green balls and 7 white balls. If three balls are drawn at random, one after another with replacement, then find the probability that these are green, red and white in order.

A bag contains 2 white and 3 black balls and another bag contains 4 white and 2 black balls. One bag is selected at random and a ball is drawn from it. Find the probability that the colour of the ball is white.

TS EAMCET PREVIOUS YEAR PAPERS-AP EAMCET ( ONLINE QUESTION PAPER 2018 SOLVED)-MATHEMATICS

Consider the frequency distribution If the variance of this distr...
Text Solution
|
If two numbers a and b are chosen from the set of integers 1 to 39 th...
Text Solution
|
Two balls are drawn from an urn containing 7 white 6 red and 8 black b...
Text Solution
|
In a manufacturing company three machines A, B and C respectively prod...
Text Solution
|
The variance of the random variable X having the following distributio...
Text Solution
|
Given that the probability of a man hitting a target with a gun is (1)...
Text Solution
|
A variable line 'L' Passing through the origin cuts two parallel lines...
Text Solution
|
When the axes are rotated through an angle 45^@, the transformed equat...
Text Solution
|
The vertex A of a triangle lies on the lines x+y=1 and 2x+3y=6 . If th...
Text Solution
|
The equation of the line passing through the point of intersection of ...
Text Solution
|
If O,G , are respectively the orthocentre centroid and circumcentre of...
Text Solution
|
IF two sides of a triangle are given by 3x^(2)-5xy+2y^(2) =0 and its o...
Text Solution
|
The equation of the pair of lines joining the origin to the points of ...
Text Solution
|
If circle x^(2)+y^(2)+2gx+2fy+c=0(c gt 0) touches both the coordinate ...
Text Solution
|
If the shortest distance from (2,-14) to the circle x^(2)+y^(2)-6x-4y-...
Text Solution
|
The number of common tangents to the circles x^(2)+y^(2)-4x-2y+k =0 an...
Text Solution
|
The centre of the circle which intersects the circle x^(2)+y^(2)-2x-2y...
Text Solution
|
From any point on the circle x^(2)+y^(2)+2gx+2fy+c=0 tangents are draw...
Text Solution
|
If the double ordinate of the parabola y^(2)=8x is of length 16 then t...
Text Solution
|
If P and the origin are the points of intersection of the parabolas y^...
Text Solution
|