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Pal's gardner is not dependable, the pro...

Pal's gardner is not dependable, the probability that he will forget to water the rose bush is 2/3. The rosebush is in questionable condition. Any how if watered, the probability of its withering is 1/2 & if notwatered then the probability of its withering is 3/4. Pal went out of station & after returning he finds thatrose bush has withered. What is the probability that the gardner did not water the rose bush.

A

`2/5`

B

`1/2`

C

`1/3`

D

`3/4`

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The correct Answer is:
D
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DISHA PUBLICATION-PROBABILITY -2-EXERCISE - 1 : CONCEPT BUILDER
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  13. In a telephone enquiry system, the number of phone calls regarding rel...

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  14. Three letters are written to different persons and addressess to three...

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  15. There are n letters and n addressed envelopes. Find the probability...

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  16. A fair die is tossed eight times. The probability that a third six is ...

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  17. A die is tossed 5 times. Getting and odd number is cosidered a success...

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  18. The probability that a man can hit a target is 3//4. He tries 5 times....

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