A survey of 155 residents of Lake Placid were asked what kind of activities they participated in on a daily basis during the summer months. The following information was determined.

107 swam.

90 fished.

76 walked.

57 swam and fished.

54 swam and walked.

52 fished and walked.

35 swam, fished, and walked.

Construct a Venn diagram and then determine the number of residents who participated in

(a) Exactly two of these activities.

(b) None of these activities.

(c) At least one of these activities.

(d) Swimming and fishing, but not walking.

(e) Swimming or fishing, but not walking.

(f)  Only fishing.