Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Probability that a student will succeed in 
entrance test is 
and that he will succeed in Roorkee
entrance test is 
. If the probability that he will be successful at both the places is 
, then the
probability that he does not succeed at both the places is 
. Find 
.
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
6
Let 
denotes the event that the student is selected in 
entrance test and 
denotes the
event that he is selected in Roorkee entrance test. Then
Required probability 
10.
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