A fast-food chain randomly attaches coupons for prizes to the packages used to serve French fries.

A fast-food chain randomly attaches coupons for prizes to the packages used to serve French fries. Most of the coupons say "Play again," but a few are winners. Of the coupons, 83 percent pay nothing, with the rest evenly divided between "Win a free order of fries" and "Win a free sundae." Complete parts (a) through (c) below.
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?

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