# General Aptitude

 Question 1
Six students P, Q, R, S, T and U, with distinct heights, compare their heights and make the following observations.

Observation I: S is taller than R.
Observation II: Q is the shortest of all.
Observation III: U is taller than only one student.
Observation IV: T is taller than S but is not the tallest

The number of students that are taller than R is the same as the number of students shorter than ____________.
 A T B R C S D P
GATE CSE 2021 SET-2      Verbal Ability
Question 1 Explanation:
 Question 2

The number of units of a product sold in three different years and the respective net profits are presented in the figure above. The cost/unit in Year 3 was Re. 1, which was half the cost/unit in Year 2. The cost/unit in Year 3 was one-third of the cost/unit in Year 1. Taxes were paid on the selling price at 10%, 13%, and 15% respectively for the three years. Net profit is calculated as the difference between the selling price and teh sum of cost and taxes paid in that year.

The ratio of the selling price in Year 2 to the selling price in Year 3 is _________.
 A 4:03 B 1:01 C 3:04 D 1:02
GATE CSE 2021 SET-2      Numerical Ability
Question 2 Explanation:
 Question 3
The number of students in three classes is in the ratio 3:13:6. If 18 students are added to each class, the ratio changes to 15:35:21.

The total number of students in all the three classes in the beginning was:
 A 22 B 66 C 88 D 110
GATE CSE 2021 SET-2      Numerical Ability
Question 3 Explanation:
 Question 4

A jigsaw puzzle has 2 pieces. One of the pieces is shown above. Which one of the given options for the missing piece when assembled will form a rectangle? The piece can be moved, rotated or flipped to assemble with the above piece.

 A A B B C C D D
GATE CSE 2021 SET-2      Numerical Ability
Question 4 Explanation:
 Question 5
Listening to music during exercise improves performance and reduces discomfort. Scientists researched whether listening to music while studying can help students learn better and the results were inconclusive. Students who needed external stimulation for studying fared worse while students who did not need any external stimulation benefited from music.

Which one of the following statements is the CORRECT inference of the above passage?
 A Listening to music has no effect on learning and a positive effect on physical exercise B Listening to music has a clear positive effect both in physical exercise and on learning C Listening to music has a clear positive effect on physical exercise. Music has a positive effect on learning only in some students D Listening to music has a clear positive effect on learning in all students. Music has a positive effect only in some students who exercise
GATE CSE 2021 SET-2      Verbal Ability
Question 5 Explanation:
 Question 6
Pen : Write :: Knife : _______

Which one of the following options maintains a similar logical relation in the above?
 A Vegetables B Sharp C Cut D Blunt
GATE CSE 2021 SET-2      Verbal Ability
Question 6 Explanation:
 Question 7
If $\left( x - \dfrac{1}{2} \right)^2 - \left( x- \dfrac{3}{2} \right) ^2 = x+2$, then the value of $x$ is:
 A 2 B 4 C 6 D 8
GATE CSE 2021 SET-2      Numerical Ability
Question 7 Explanation:
 Question 8
If $\theta$ is the angle, in degrees, between the longest diagonal of the cube and any one of the edges of the cube, then, $\cos \theta =$
 A $\frac{1}{2}$ B $\frac{1}{\sqrt{3}}$ C $\frac{1}{\sqrt{2}}$ D $\frac{\sqrt{3}}{2}$
GATE CSE 2021 SET-2      Numerical Ability
Question 8 Explanation:
 Question 9

A transparent square sheet shown above is folded along the dotted line. The folded sheet will look like ___________

 A A B B C C D D
GATE CSE 2021 SET-2      Numerical Ability
Question 9 Explanation:
 Question 10
Gauri said that she can play the keyboard __________ her sister.
 A as well as B as better as C as nicest as D as worse as
GATE CSE 2021 SET-2      Verbal Ability
Question 10 Explanation:

There are 10 questions to complete.