If a die is rolled twice and the sum of the numbers appearing on them is observed to be 6, then the probability that the number 1 appears atleast once on them is

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 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

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 at least once , is

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 is observed to be 8. What is the conditional probability that the no. 3 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 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 6. What is the conditional probability that the number 4 has appeared at least once?