Instrumentation Engineering
2026 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE IN 2026 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 7–9 of 65. Imported answers require review unless explicitly marked reviewed.
Question 7
Open questionGAMCQ2 marksNeeds review
A paper shown in Panel I is folded along the dashed lines (– – –) to construct a cube. The shaded regions shown in Panel I appear on the outer surface of the cube. Referring to cubes shown in Panel II, which one of the options is correct?
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 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 ______
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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 ______.
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