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Three unbiased coins are tossed. Find th...

Three unbiased coins are tossed. Find the probability of getting atleast two heads.

A

`(1)/(2)`

B

`(1)/(4)`

C

`(3)/(4)`

D

`(2)/(3)`

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The correct Answer is:
C
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MAHENDRA-PROBABILITY -EXERCISE
  1. Three coins are tossed .Find the probability of exactly 2 heads .

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  2. Three coins are tossed .Find the probability of no heads .

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  3. Three unbiased coins are tossed. Find the probability of getting atlea...

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  4. Four coins are tossed once .Find the probability of exactly 3 tails.

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  5. Four coins are tossed once .Find the probability of exactly 2 tail .

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  6. In a single throw of two dice .Find the probability of doublet ?

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  7. Two unbiased dice are rolled.Find the probability of getting a multipl...

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  8. Two unbiased dice are rolled.Find the probability of getting a multipl...

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  9. The letters of word SOCIETY are placed in a row .What is the probabili...

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  10. Find the probability that in a random arrangement of letters of the wo...

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  11. If letters of the word PENCIL are arranged in random order ,What is th...

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  12. What is the probability that one card drawn at random from the pack of...

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  13. In a class of 25 students with roll numbers 1 to 25 ,a student is pick...

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  14. A card is drawn from a pack of 52 cards .find the probability of getti...

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  15. Find bag contains 4 white and 2 black balls .Another contains 3 white ...

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  16. Find bag contains 4 white and 2 black balls .Another contains 3 white ...

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  17. A bag contains 4 white and 2 black balls .Another contains 3 white and...

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  18. An urn contains 25 balls numbered 1 to 25 .Suppose an odd number is co...

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  19. An urn contains 25 balls numbered 1 to 25 .Suppose an odd number is co...

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  20. An urn contains 25 balls numbered 1 to 25 .Suppose an odd number is co...

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