Visitors to a shopping mall in Atlanta, Georgia, were surveyed to determine their preference for shopping in wholesale warehouse stores. The following information was determined. 

58 shopped in BJ’s Wholesale Club.

49 shopped in Sam’s Club.

45 shopped in Costco.

15 shopped in BJ’s Wholesale Club and Sam’s Club.

16 shopped in BJ’s Wholesale Club and Costco.

12 shopped in Sam’s Club and Costco.

5 shopped in all three stores.

17 did not shop in any of the three stores.

Construct a Venn diagram and then determine how many people

(a) Completed the survey.

(b) shopped only in BJ’s Wholesale Club. 

(c) shopped in BJ’s Wholesale Club and Sam’s Club, but not Costco.

(d) shopped in BJ’s Wholesale Club or Costco, but not Sam’s Club.