A bag contains 3 red and 5 black balls. ...

A bag contains 3 red and 5 black balls. Two balls are drawn at random. The probability that one ball is red and other is black is P then the value of 28P - 15 is

A

1

B

0

C

`1/2`

D

2

Text Solution

Verified by Experts

The correct Answer is:

B

Promotional Banner

Promotional Banner

Topper's Solved these Questions

PROBABILITY
AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - C Objective Type Questions (More than one options are correct))|21 Videos
PROBABILITY
AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - D Linked Comprehension Type Questions)|21 Videos
PROBABILITY
AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - A Competition Level Questions)|114 Videos
PRINCIPLE OF MATHEMATICAL
AAKASH INSTITUTE|Exercise Section-D:(Assertion-Reason Type Questions)|12 Videos
RELATIONS AND FUNCTIONS
AAKASH INSTITUTE|Exercise Assignment (Section - J) Aakash Challengers Questions|8 Videos

Similar Questions

Explore conceptually related problems

A bag contains 8 red and 7 black balls. Two balls are drawn at random. The probability that both the balls are of the same colour is :

A bag contains 8 red and 7 black balls. Two balls are drawn at random. The probability that both the balls are of the same colour is :

A bag contains 8 red and 7 black balls. Two balls are drawn at random. The probability that both the balls are of the same colour is :

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

A bag contains 4 black balls and 6 red balls. One ball is drawn at random.The probability that it is red is

A bag contains 9 red and 12 white balls. One ball is drawn at random. Find the probability that the ball drawn is red.

A box contains 5 red 4 green & 6 black balls .If 3 balls are drawn at random. Find the probability that all balls are red colour .

A bag contains 6 red 8 black and 4 white balls. A ball is drawn at random. What is the probability that ball drawn is not black?

A bag contains 6 red,8 black and 4 white balls.A ball is drawn at random.What is the probability that ball drawn is not black?

AAKASH INSTITUTE-PROBABILITY-ASSIGNMENT (SECTION - B Objective Type Questions (One option is correct))

In a game of six digits, two digits are already fixed for prize. If an...
Text Solution
|
Three dice are thrown simultaneously. If the probability that numbers ...
Text Solution
|
A bag contains 3 red and 5 black balls. Two balls are drawn at random....
Text Solution
|
If n is a positive integer then the probability that 3^(n) has 3 at un...
Text Solution
|
If P(A) = 1/2, P(B) = 1/3, P( C) = 1/2 and P(AcapB)= P(BcapC) = P(Ccap...
Text Solution
|
If P(A) = 1/2 and P(AcapB)=1/3, then the probability that A happens bu...
Text Solution
|
Three distinct numbers are selected from the first 100 natural numbers...
Text Solution
|
A number is selected from first 100 natural numbers. The probability t...
Text Solution
|
Five horses are in race. Mr. X selected two of horses at random and b...
Text Solution
|
5 cards are drawn from a pack of 52 cards. The probability that these ...
Text Solution
|
Let n = 2^3 4^5 6^8 5^4. A positive factor is taken atrandom from the ...
Text Solution
|
If p and q are chosen randomly from the set {1, 2, 3, ………, 10} with re...
Text Solution
|
12 members of a committee are to sit down at random round a table. Pro...
Text Solution
|
Two integers x and y are chosen with replacement out of the set {0, 1,...
Text Solution
|
Dialing a telephone number, an old man forgets the last two digits rem...
Text Solution
|
There are four balls of different colours and four boxes of colours sa...
Text Solution
|
Four digit number is formed from all possible ways. The probability th...
Text Solution
|
If P(B) = 3/4, P(AcapBcapbarC)=1/3 and P(barAcapBcapbarC)=1/3, then ...
Text Solution
|
Given two events A and B. If odds against A are 2 : 1 and those in fov...
Text Solution
|
A bag contains 5 brown and 4 white socks. A man pulls out two socks. ...
Text Solution
|