If P(A/B)=1/4 and P(A∩B) =1/5 then P(B) is ________________?
If P(A/B)=1/4 and P(A∩B) =1/5 then P(B) is ________________?
A. 4/5
B. 1/20
C. 0
D. 1/9
Probability Mcqs
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The probability of getting at least one head when two balance coins are tossed once __________________?
The probability of getting at least one head when two balance coins are tossed once __________________?A. 1/4
B. 2/4
C. 3/4
D. 4/4 -
The probability of getting exactly three tails when three balanced coins are tossed once _______________?
The probability of getting exactly three tails when three balanced coins are tossed once _______________?A. 1/8
B. 2/8
C. 5/8
D. 7/8 -
The probability that the sum is odd if two dice are thrown:_________________?
The probability that the sum is odd if two dice are thrown:_________________?A. 18/36
B. 9/36
C. 6/36
D. 12/36 -
A fair coin toss the total events in sample space equal_____________?
A fair coin toss the total events in sample space equal_____________?A. 7
B. 16
C. 36
D. 6 -
A box containing 12 balls of color 6 red and 6 white. A ball of white selected ball finds the probability of white____________?
A box containing 12 balls of color 6 red and 6 white. A ball of white selected ball finds the probability of white____________?A. 7/12
B. 6/12
C. 12/12
D. 4/12 -
The probability of drawing an even number in a toss of a balanced die ______________?
The probability of drawing an even number in a toss of a balanced die ______________?A. 1/6
B. 2/6
C. 3/6
D. 6/6 -
The probability of drawing a picture card out of 52 cards is : ______________?
The probability of drawing a picture card out of 52 cards is : ______________?A. 13/52
B. 12/52
C. 16/52
D. 3/52 -
The probability of an event cannot be _____________?
The probability of an event cannot be _____________?A. Positive
B. Zero
C. None of these
D. Negative -
The picture cards having in total fifty two cards is equal_________________?
The picture cards having in total fifty two cards is equal_________________?A. 16
B. 24
C. 12
D. Non of these