Home › In a survey of 100 students, 60 like Maths, 50 l…
In a survey of 100 students, 60 like Maths, 50 like Science, 30 like both. How many like neither?
Answer & Solution
Correct answer: D.
1. By inclusion-exclusion: like Maths or Science = 60 + 50 − 30 = 80.
2. Like neither = 100 − 80.
3. Answer: 20.
_Source: TSICET 2024 PYQ Q.69 (Shift 1, Sets)_