SOLUTION: The Wildlife Federation surveyed 140 San Diego residents. The results are as follows: 22 had a membership to the Birch Aquarium 26 had a membership to the San

Algebra ->  sets and operations -> SOLUTION: The Wildlife Federation surveyed 140 San Diego residents. The results are as follows: 22 had a membership to the Birch Aquarium 26 had a membership to the San      Log On


   



Question 464032: The Wildlife Federation surveyed 140 San Diego residents. The results are as follows:

22 had a membership to the Birch Aquarium
26 had a membership to the San Diego Zoo
15 had both

Construct a Venn diagram and submit it to the Dropbox.
Answer the following questions:

i. How many had only a zoo membership?
ii. How many had only an aquarium membership?
iii. How many belonged to either one or the other or both?
iv. How many belonged to neither?

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
i)26-15=11
ii)22-15=7
iii)7+15+11=33
iv)140-33=107
.
Ed