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A coin is tossed twice.What is the proba...

A coin is tossed twice.What is the probability that atleast one tail occurs?

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` (3)/(4)`
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SUBHASH PUBLICATION-PROBABILITY -TWO MARKS QUESTION WITH ANSWER
  1. A beg contains 10 balls of which 5 are red 3 are blue and 2 are yellow...

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  2. A committee of two persons is selected from two men and two women.What...

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  3. A coin is tossed twice.What is the probability that atleast one tail o...

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  4. A die is thrown once Find the probability that a prime numbers will a...

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  5. A card is selected from a pack of 52 cards.Find the probability that t...

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  6. Three coins are tossed once.Find the probability of getting atleast tw...

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  7. Three are 4 men and 6 women in a city council.If one council member is...

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  8. What is the probability that 4 cards drawn at random from a well-shuff...

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  9. Bag I contains 3 red and 4 black balls. While Bag II contains 5 red an...

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  10. A bag contains 5 tennis balls and 4 cricket balls. Three balls are dra...

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  11. In a class of 100 students 60 drinks tea. 50 drink coffee and 30 drink...

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  12. Suppose 3 bulbs are selected at random from a lot.Each bulb is tosted ...

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  13. A coin is tossed.If its shows a tail we draw a ball from a box which c...

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  14. A fair coin with 1 marked on one face and 6 on the other and a fair d...

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  15. A letter is chosen at random from the word 'ASSASSINATION' Find the pr...

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  16. In a lottery, a person chooses six different natural numbers at random...

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  17. A and B are events such that P(A) =0.42,P(B) =0.48 and P(A and B) =0.1...

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  18. A box contains 10 red marbles, 20 blue marbles and 30 green marbles. 5...

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  19. Out of 100 students,two sections of 40 and 60 are formed.If you and yo...

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  20. A and B are two events such that P(A) =0.54,P(B) =0.69 and P( A nnB) ...

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