(a) If each member of a family of three orders fries with her or his meal, what is the probability that someone in the family is a winner?

The probability is?

(Round to three decimal places as needed.)

(b) What is the probability that one member of the family gets a free order of fries and another gets a sundae? The third gets nothing.

The probability is?

(Round to fourth decimal places as needed.)

(c) The fries normally cost $1 and the sundae $2. What are the chances of the family winning $5 or more in prizes?

The probability is?

(Round to five decimal places as needed.)