MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 51

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12th CBSE

IMPORTANT

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A box contains $3$ orange balls, $3$ green balls and $2$ blue balls. Three balls are drawn at random from the box without replacement. The probability of drawing $2$ green balls and one blue ball is

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Important Questions on Probability

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12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 52

If two events are independent, then

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12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 53

Two dice are thrown. If it is known that the sum of the numbers on the dice was less than

6,

the probability of getting a sum

3,

is

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12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 54

If

A

and

B

are such that

P (A \cup B) = \frac{5}{9}

and

P (\bar{A} \cup \bar{B}) = \frac{2}{3}

then

P (\bar{A}) + P (\bar{B}) =

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12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 55

If

A

and

B

are two events such that

P (\frac{A}{B}) = p, P (A) = p, P (B) = \frac{1}{3}

and

P (A \cup B) = \frac{5}{9}

then

p =

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IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 56

A die is thrown and a card is selected at random from a deck of

52

playing cards. The probability of getting an even number of the die and a spade card is

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MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 57

Assume that in a family, each child is equally likely to be a boy or a girl. A family with three children is chosen at random. The probability that the eldest child is a girl given that the family has at least one girl is

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12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 58

Let

A

and

B

be two events. If

P (A) = 0.2, P (B) = 0.4, P (A \cup B) = 0.6

, then

P (\frac{A}{B})

is equal to

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12th CBSE

IMPORTANT

MATHEMATICS CLASS XII VOLUME-2>Chapter 12 - Probability>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 59

Let

A

and

B

be two events such that

P (A) = 0.6, P (B) = 0.2

and

P (\frac{A}{B}) = 0.5

then

P (\frac{\bar{A}}{\bar{B}})

equals