In a survey of 102 resorts, it was found that 30 had a spa 45 had a children's club. 11 had a spa and children's club 7 had all three features Complete parts a) through e) 56 had a fitness center 13 had a spa and a fitness center 21 had a fitness center and children's club a) How many of the resorts surveyed had only a spa? (Type a whole number)