MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>VERY SHORT ANSWER QUESTIONS (VSAQs)>Q 14

EASY

12th CBSE

IMPORTANT

Earn 100

If $A$ and $B$ are two independent events, then write $P (A \cap \bar{B})$ in terms of $P (A)$ and $P (B)$ .

Important Questions on Probability

MEDIUM

12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>VERY SHORT ANSWER QUESTIONS (VSAQs)>Q 15

If

P (A) = 0.3, P (B) = 0.6, P (\frac{B}{A}) = 0.5,

find

P (A \cup B) .

HARD

12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>VERY SHORT ANSWER QUESTIONS (VSAQs)>Q 16

If $A, B$ and $C$ are independent events such that

P (A) = P (B) = P (C) = p

, then find the probability of occurrence of at least two of $A, B$ and $C$ .

MEDIUM

12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>VERY SHORT ANSWER QUESTIONS (VSAQs)>Q 17

If $A$ and $B$ are independent events, then write expression for

P

(exactly one of $A, B$ occurs).

HARD

12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>VERY SHORT ANSWER QUESTIONS (VSAQs)>Q 18

If

A

and

B

are independent events such that

P (A) = p, P (B) = 2 p

and

P

(Exactly one of

A

and

B

occurs)

= \frac{5}{9}

then find the value of

p

.

HARD

12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 1

If one ball is drawn at random from each of three boxes containing

3

white and

1

black,

2

white and

2

black,

1

white and

3

black balls, then the probability that

2

white and

1

black balls will be drawn is

HARD

12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 2

A

and $B$ draw two cards each, one after another, from a pack of well-shuffled pack of

52

cards. The probability that all the four cards drawn are of the same suit is

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12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 3

A

and

B

are two events such that

P (A) = 0.25

and

P (B) = 0.50

. The probability of both happening together is

0.14

. The probability of both

A

and

B

not happening is

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12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 4

The probabilities of a student getting

I, II

and

III

division in an examination are

\frac{1}{10}, \frac{3}{5} and \frac{1}{4}

respectively. The probability that the student fails in the examination is