Venn Diagram & Statistics — Engineering Board Exam Practice Questions

4 free engineering board exam reviewer questions on Venn Diagram & Statistics (Algebra), each with the correct answer and a worked solution.

1. In a club of 40 persons, 33 like to smoke Marlboro and 20 like to smoke Phillip Morris. How many like both?
2. In a certain group of consumers, each one may drink beer and/or brandy, and/or whiskey, or all. 155 drink brandy, 173 drink beer, 153…
3. A survey concerning a group of TV viewers shows that: 56% watch sports; 39% watch movies; 51% watch news; 16% watch sports and movies; 19%…
4. Let S be a list of positive integers (not necessarily distinct) in which the number 68 appears. The arithmetic mean of the numbers in S is…