SOLUTION: In a survey of 100 out patients who reported at a hospital one day , it was found that 70 complained of fever , 50 had stomach ache and 30 were injured. All 100 patients

Question 1178233: In a survey of 100 out patients who reported at a hospital one day , it was found that 70 complained of fever , 50 had stomach ache and 30 were injured. All 100 patients had at least one of the complaints. How many patients had all 3 complaints.
Answer by ikleyn(52782)   (Show Source): You can put this solution on YOUR website!
.

As it is worded, printed, posted and presented, there is NO a UNIQUE solution,

so the problem is posed INCORRECTLY.

Actually, it is INCOMPLETE and THEREFORE is DEFECTIVE.

For the close to it   CORRECTLY POSED   problem see the link

https://www.algebra.com/algebra/homework/sets-and-operations/sets-and-operations.faq.question.1096428.html

https://www.algebra.com/algebra/homework/sets-and-operations/sets-and-operations.faq.question.1096428.html

in this forum's archive.

It was posted years ago, and I solved it then, so you can see the correct formulation and the correct solution there.

Have fun and   E N J O Y   (!)

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