A poll was taken of 214 students at a commuter campus to find out how they got to campus. How many used none of the mentioned means of transportation? The results of the poll were:
34 said they drove alone.
31 rode in a carpool.
35 rode public transportation.
8 used both carpools and public transportation.
7 used both a carpool and sometimes their own cars.
9 used buses as well as their own cars.
8 used all three methods.
__________ students
Correct Answer:
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Let U
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