Environmental Science and Engineering
GATE ES Logic PYQs
Build your understanding with focused practice from past exam papers.
How to practice Logic
Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.
Questions 1–2 of 2. Imported answers require independent review unless marked reviewed.
Question 8
Open questionGAMCQ2 marksNeeds review
In a population, patients who have high cholesterol also have high blood-pressure (BP). Some patients with high BP also have diabetes. There are no patients who have both high cholesterol and diabetes. Furthermore,
the total number of patients with at least one of these conditions is 75,
the number of patients with high cholesterol is 10,
the number of patients with high BP is 45, and
the number of patients with only high BP and no other conditions is 20.
Then the number of patients who have both diabetes and high BP is ______
Your answerChoose one option.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 9
Open questionGAMCQ2 marksNeeds review
Four people P, Q, R, and S, of different ages, make the following observations.
P – I am younger than S.
Q – I am neither the youngest nor the oldest.
R – P is older than me.
Based on these observations, the youngest person is ______.
Your answerChoose one option.
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