A group of people were asked a question. Their answer was recorded as correct or incorrect, and it was also noted if they exercise regularly. The universal set U=(People in the group)

a. How many people don't exercise regularly?

b. How many people were correct?

c. How many people were incorrect and exercise regularly?

d. How many people who exercise regularly were correct?

e. How many people were incorrect or exercise regularly?

f. How many people were either correct or exercise regularly?

g. Describe the 18 people in the left circle of the diagram.

USE THIS DIAGRAM TO ANSWER THE QUESTIONS ABOVE :)