SOLUTION: Only three magazines (X, Y and Z) are read at an university. 80% of the students read X, 60% read Y and 50% read Z. What is the maximum percentage of students that read exactly tw

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: Only three magazines (X, Y and Z) are read at an university. 80% of the students read X, 60% read Y and 50% read Z. What is the maximum percentage of students that read exactly tw      Log On


   

Question 1090168: Only three magazines (X, Y and Z) are read at an university. 80% of the students read X, 60% read Y and 50% read Z. What is the maximum percentage of students that read exactly two magazines?
Answer by ikleyn(52788) About Me  (Show Source):
You can put this solution on YOUR website!
.
Under the given condition is it IMPOSSIBLE to give correct and proper answer.


------
Your problem is in that the condition is formulated INCORRECTLY to be a TRUE Math problem.


----------
I got the comment from you disproving my answer.

It looks like you know the answer better than I.

If so, I am very glad.

In this case, I simply do not understand for what reason did you post this problem to the forum ??

Only to check whether we, the tutors, know the subject ??

If so, then look into my lessons
    - Counting elements in sub-sets of a given finite set
    - Advanced problems on counting elements in sub-sets of a given finite set
in this site.