CBSE Class 12-science Answered
A die is thrown twice and the sum of the numbers appearing is observed to be 8 . what is the conditional probability that the number 5 has appeared at least once.
Asked by haroonrashidgkp | 04 Nov, 2018, 08:27: PM
Expert Answer
Consider x be the number on the first die and y be the number on the second die.
According to the question,
we need to find
P(x + y = 8/ x = 5 or y = 5)
Answered by Sneha shidid | 08 Nov, 2018, 11:07: AM
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