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Probability that a student will succeed in I.I.T. Entrance test is 0.2 and that he will succeed in Roorkee entrance test is 0.5. If the probability that he will be successful at both the places is 0.3, then the probability that he does not successful at both the places is 0.3, then the probability that he does not succeed at both the places, is

A

`0.4`

B

`0.3`

C

`0.2`

D

`0.6`

Text Solution

Verified by Experts

The correct Answer is:
D
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