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Two coins are tossed , then the probab...

Two coins are tossed , then the probability that at least one head turns up is ………..

A

0

B

`(1)/(4)`

C

`(3)/(4)`

D

1

Text Solution

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The correct Answer is:
C
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UNIQUE PUBLICATION-PROBABILITY -UNIQUE PRACTICE SESSION (MCQs)
  1. A bag contains 3 red, 3 white and 3 green balls. One ball is taken out...

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  2. A coins is tossed and a die is thrown simulatenously . A is an ...

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  3. Two coins are tossed , then the probability that at least one he...

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  4. A die is thrown , the probability of getting a perfect square is …...

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  5. A die is thrown , the probability of getting a perfect square is …...

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  6. 2 digit number are formed form the digits 0,1,2,3,4 where digi...

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  7. A card is the drawn from a pack of cards . The probabiltiy of gett...

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  8. A card is drawn at random form a well - shuffled pack of 52 cards ....

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  9. 2 coin are tossedd. A is the event of getting at the most one hea...

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  10. An unbiased die is thrown. A is the event that a prime number...

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  11. Two dice are rolled simultaneously . A is an event that porduct ...

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  12. A bag contains 3 red, balls, 4 bule balls and 5 green balls .What...

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  13. A die is thrown. If A is the event of getting a score on the upp...

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  14. Which of the following numbers cannot be the probability of an e...

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  15. When an unabiased dice is thrown n(S) is ………

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  16. A subset of a sample space is called ………..

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  17. Proability of a uncertain event is ……….

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  18. Probability of a impossible event is …………

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  19. If A is an event of a smaples space S, then P(A) = ……..

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  20. If the sample space S = {1,2,3,4,5,6} and the event A = { 1,3,5} t...

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