CBSE Class 12 Probability Multiple Choice Questions with Answers. MCQ Questions Class 12 Probability with Answers Is Prepared Based on Latest Exam Pattern. Students can solve NCERT MCQ questions Class 12 Probability with Answers to know their preparation level.
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MCQ Questions Class 12 Probability with Answers - Set - 1
Question 1:
If A and B are events such that P (A∪B) = 3/4. P(A∩B) = 1/4, P(a) = 2/3 then P(A/B) is
(a) 3/8
(b) 5/8
(c) 5/12
(d) 1/4
Correct Answer – (B)
Question 2:
If A and B are two events such that P(a) ≠ 0 and P(B/A) = 1, then
(a) B ⊂ A
(b) B = φ
(c) A ⊂ B
(d) A ∩ B = φ
Correct Answer – (C)
Question 3:
If A and B are two events such that P(a) ≠ 0 and P(B/A) = 1 then
(a) P(A/B) = 1
(b) P(B/A) = 1
(c) P(A/B) = 0
(d) P(B/A) = 0
Correct Answer – (B)
Question 4:
If P(a) = 3/8, P(b) = 1/3 and P(A∩B) = — then P (A’ ∩B’)
(a) 13/24
(b) 13/8
(c) 13/9
(d) 13/4
Correct Answer – (A)
Question 5:
The probability of an event is 3/7. Then odd against the event is
(a) 4 : 3
(b) 7 : 3
(c) 3 : 7
(d) 3 : 4
Correct Answer – (A)
MCQ Questions Class 12 Probability With Answers
Question 6:
If A and B are any two events such that P(a) + P(b) – P(A∩B) = P(a) then
(a) P(B/A) = 1
(b) P(B/A) = 0
(c) P(A/B) = 1
(d) P(A/B) = 0
Correct Answer – (C)
Question 7:
If P (a) = 3/8, P(b) = 1/2 and P(A∩B) = 14 then P(A′/B′) =
(a) 1/4
(b) 1/3
(c) 3/4
(d) 3/8
Correct Answer – (B)
Question 8:
P(A∩B) = 3/8, P(b) = 1/2 and P(a) = 1/4 then P(B′/A′) =
(a) 3/5
(b) 5/8
(c) 3/8
(d) 5/6
Correct Answer – (D)
Question 9:
A pair of dice are rolled. The probability of obtaining an even prime number on each die is
(a) 1/36
(b) 1/12
(c) 1/6
(d) 0
Correct Answer – (A)
Question 10:
If A and B are two independent events, then
(a) P(A∩B) = P(a) × P(b)
(b) P(AB) = 1 – P(A’) P(B’)
(c) P(AB) = 1 + P (A’) P(B’) P(A’)
(d) P (AB) = P(A’)/P(B’)
Correct Answer – (A)
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