Q:

A restaurant compiled the following information regarding 40 of its employees. Of these​ employees, 9 cooked​ food, 14 washed​ dishes, 22 operated the cash​ register, 4 cooked food and washed​ dishes, 2 cooked food and operated the cash​ register, 7 washed dishes and operated the cash​ register, and 1 did all three jobs. Complete parts ​a) through ​e) below.a) How many of the employees only cooked​ food?

Accepted Solution

A:
total of 40 people

just cooked food : 4
just washed dishes : 4
just worked register : 14
cooked food and washed dishes : 3
washed dishes and worked register : 6
worked register and cooked : 1
did all 3 : 1
did none of them : 7