Answer :

( a ) The list of all possible ice - cream orders is apricot waffle cone , chocolate waffle cone , blueberry waffle cone , apricot sundae , chocolate sundae and blackberry sundae .

Total possibilities = 6

( b ) Possible apricot ice creams are apricot waffle cone and apricot sundae .

Probability of getting apricot ice cream = 2/6 = 1/3 .

(c) There are 3 possibilities of getting sundae.

Probability of getting sundae = 3/6 = 1/2 .

(d) There are two possibilities of getting chocolate and one possibilities of getting waffle cone with blackberry.

Required probability = 3/6 = 1/2 .

(e) As the orange Sherbat is not included in the order list.

Therefore the probability of getting sherbat is 0.