Answer:
a)
table:
b) Count the number of occurrances:
i: There are 3 fours in the table of 12 outcomes, so the probability is 3/12 = 1/4
ii: There are 9 outcomes less than six in the table of 12 outcomes, so the probability is 9/12 = 3/4
iii: There are 3 outcomes of 6 or more in the table of 12 outcomes, so the probability is 3/12 = 1/4