A die 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?

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

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?

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?

A die is thrown twice and the sum of the numbers appearing is observed to be 9. What is the conditional probability that the number 4 has appeared atleast once ?

A die is thrown twice and the sum of the number appearing is observed to be 7 . What is the conditional probability that the number 2 has appeared at least once ?

A die is rolled twice and the sum of the numbers appearing is observed to be 8. What is the conditional probability that the no. 3 has appeared at least once?

A die is rolled twice and the sum of the numbers appearing on them is observed to be 7.What is the conditional probability that the number 2 has appeared at least once?

A six-faced unbiased die is thrown twice and the sum of the numbers appearing on the upper face is observed to be 7. The probability that the number 3 has appeared atleast once, is