In Exercise, draw a Venn diagram to obtain the answers.
Jobs at a Restaurant Panera Bread compiled the following information regarding 30 of its employees. The following was determined.
8 cooked food.
9 washed dishes.
18 operated the cash register.
4 cooked food and washed dishes.
5 washed dishes and operated the cash register.
3 cooked food and operated the cash register.
2 did all three jobs.
How many of the employees
a) only cooked food ?
b) only operated the cash register?
c) washed dishes and operated the cash register but did not cook food?
d) washed dishes or operated the cash register but did not cook food?
e) did at least two of these jobs?
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