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A coin is tossed successively three t...

A coin is tossed successively three times . Find the propability of
getting exactly one heads or 2 heads

A

`1/4`

B

`3/4`

C

`1/2`

D

`3/8`

Text Solution

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The correct Answer is:
B
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ARIHANT SSC-PROBABILITY-INTRODUCTORY EXERCISE -(20.1)
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  2. An unbiased die is rolled find the probability of getting an e...

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  3. A coin is tossed successively three times . Find the propability ...

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  4. A coin is tossed successively three times . Find the propability ...

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  5. Two dice are rolled simultaneously . Find the probability of ge...

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  6. Two dice are rolled simultaneously . Find the probability of ge...

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  7. Two dice are rolled simultaneously . Find the probability of ge...

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  8. Two dice are rolled simultaneously . Find the probability of ge...

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  9. Two dice are rolled simultaneously . Find the probability of ge...

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  10. Two dice are rolled simultaneously . Find the probability of ge...

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  11. Two dice are rolled simultaneously . Find the probability of ge...

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  12. Two dice are rolled simultaneously . Find the probability of Ge...

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  13. Two dice are rolled simultaneously . Find the probability of ge...

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