A dice is thrown twice and the sum of the numbers appearing is observed to be 6 . What is the conditional probability that the number 4 has appeared at least once?

Engineering

Mathematics

Conditional Probability

Question

A dice is thrown twice and the sum of the numbers appearing is observed to be

6

. What is the conditional probability that the number

4

has appeared at least once?

2 / 3

2 / 5

1 / 5

None

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