What is the probability of rolling a number less than or equal to 8 with the sum of two dice, given that at least one of the dice must show a 6?
A. 9/11
B. 4/11
C. 2/11
D. 7/11

Respuesta :

Outcomes that meet your requirement are
  (1, 6), (2, 6), (6, 1), (6, 2)
for a total of 4 favorable outcomes.
There are 11 outcomes in which one die shows a 6, so your probability is ...
  B. 4/11