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10th CBSE
IMPORTANT
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Two numbers ‘a’ and b’ are selected successively without replacement in that order from the integers 1 to 10. The probability that ab is an integer, is

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Important Questions on Probability

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10th CBSE
IMPORTANT
Two dice are rolled simultaneously. The probability that they show different faces is
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10th CBSE
IMPORTANT
What is the probability that a leap year has exactly 52 Mondays?
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10th CBSE
IMPORTANT
If a two-digit number is chosen at random, then the probability that the number chosen is a multiple of 3, is
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10th CBSE
IMPORTANT
Two dice are thrown together. The probability of getting the same number on both dice is
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10th CBSE
IMPORTANT
In a family of 3 children, the probability of having at least one boy is
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10th CBSE
IMPORTANT
A bag contains cards numbered from 1 to 25.A card is drawn at random from the bag. The probability that the number on this card is divisible by both 2 and 3 is