90 people were asked is they like coffee from Starbucks, 7-11, or Caribou Coffee. 52 like Starbucks; 52 like 7-11; 36 like Caribou; 29 like Starbucks and 7-11; 25 like 7-11 and Caribou; 12 like Starbucks and Caribou; 8 like all three coffee shops.

a. Draw a complete Venn Diagram

b. How many people like only Starbucks?

c. How many people like only 7-11?

d. How many people do not like any of the coffee locations?