In a survey conducted on 800 students of a school, 250 students were found to like tea and 300 like coffee, 150 like both tea and coffee. Find how many students like neither tea nor coffee?
Text Solution
Verified by Experts400
(400)
Let
be the set of all students who took part in the survey, 
be the set of students who like tea, and
be the set of students who like coffee.
According to the question,
To find the number of students taking neither tea nor coffee i.e., we have to find 
Hence, 400 students like neither tea nor coffee.
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