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Data Interpretation Aptitude Questions & Formulas with answer


Ques 1 GATE 2025 SET-2

A bag contains Violet (V), Yellow (Y), Red (R), and Green (G) balls. On counting them, the following results are obtained:
(i) The sum of Yellow balls and twice the number of Violet balls is 50.
(ii) The sum of Violet and Green balls is 50.
(iii) The sum of Yellow and Red balls is 50.
(iv) The sum of Violet and twice the number of Red balls is 50.
Which one of the following Pie charts correctly represents the balls in the bag?

A

B

C

D

(a) is the correct answer.

Ques 2 GATE 2025

A 4×4 digital image has pixel intensities (U) as shown in the figure. The number of pixels with U≤4 is:

A

3

B

8

C

11

D

9

(c) is the correct answer.

Ques 3 GATE 2025

The number of patients per shift (X) consulting Dr. Gita in her past 100 shifts is shown in the figure. If the amount she earns is ¥1000(X-0.2), what is the average amount (in ¥) she has earned per shift in the past 100 shifts?
Note: The figure shown is representative.

A

6,100

B

6,300

C

6,000

D

6,500

(a) is the correct answer.

Ques 4 GATE 2025

The table lists the top 5 nations according to the number of gold medals won in a tournament; also included are the number of silver and the bronze medals won by them. Based only on the data provided in the table, which one of the following statements is INCORRECT?

NationGoldSilverBronze
USA404441
Canada392427
Japan201213
Australia171619
France162622

A

France will occupy the third place if the list were made on the basis of the total number of medals won.

B

The order of the top two nations will not change even if the list is made on the basis of the total number of medals won.

C

USA and Canada together have less than 50% of the medals awarded to the nations in the above table.

D

Canada has won twice as many total medals as Japan.

(a) is the correct answer.

Ques 5 GATE 2025

The table lists the top 5 nations according to the number of gold medals won in a tournament; also included are the number of silver and the bronze medals won by them. Based only on the data provided in the table, which one of the following statements is INCORRECT?

NationGoldSilverBronze
USA404441
Canada392427
Japan201213
Australia191716
France162622

A

France will occupy the third place if the list were made on the basis of the total number of medals won.

B

The order of the top two nations will not change even if the list is made on the basis of the total number of medals won.

C

USA and Canada together have less than 50% of the medals awarded to the nations in the above table.

D

Canada has won twice as many total medals as Japan.

(a) is the correct answer.

Ques 6 GATE 2025

A bag contains Violet (V), Yellow (Y), Red (R), and Green (G) balls. On counting them, the following results are obtained:
(i) The sum of Yellow balls and twice the number of Violet balls is 50.
(ii) The sum of Violet and Green balls is 50.
(iii) The sum of Yellow and Red balls is 50.
(iv) The sum of Violet and twice the number of Red balls is 50.
Which one of the following Pie charts correctly represents the balls in the bag?

A

B

C

D

(a) is the correct answer.

Ques 7 GATE 2024 SET-2

The plot below shows the relationship between the mortality risk of cardiovascular disease and the number of steps a person walks per day. Based on the data, which one of the following options is true?

A

The risk reduction on increasing the steps/day from 0 to 10000 is less than the risk reduction on increasing the steps/day from 10000 to 20000.

B

The risk reduction on increasing the steps/day from 0 to 5000 is less than the risk reduction on increasing the steps/day from 15000 to 20000.

C

For any 5000 increment in steps/day the largest risk reduction occurs on going from 0 to 5000.

D

For any 5000 increment in steps/day the largest risk reduction occurs on going from 15000 to 20000.

(c) is the correct answer.

Ques 8 GATE 2024 SET-1

The chart given below compares the Installed Capacity (MW) of four power generation technologies, T1, T2, T3, and T4, and their Electricity Generation (MWh) in a time of 1000 hours (h).

Installed Capacity X Electricity Generation. The Capacity Factor of a power generation technology is:
Capacity Factor = Electricity Generation (MWh) / Installed Capacity (MW) x 1000 (h).
Which one of the given technologies has the highest Capacity Factor?

A

T1

B

T2

C

T3

D

T4

(a) is the correct answer.

Ques 9 GATE 2024

The pie chart presents the percentage contribution of different macronutrients to a typical 2,000 kcal diet of a person.

The typical energy density (kcal/g) of these macronutrients is given in the table.
The total fat (all three types), in grams, this person consumes is

A

44.4

B

77.8

C

100

D

3600

(a) is the correct answer.

Ques 10 GATE 2024

The pie chart presents the percentage contribution of different macronutrients to a typical 2,000 kcal diet of a person.

The typical energy density (kcal/g) of these macronutrients is given in the table.
The total fat (all three types), in grams, this person consumes is _______.

A

44.4

B

77.8

C

100

D

3600

(b) is the correct answer.

Ques 11 GATE 2024

The chart given below compares the Installed Capacity (MW) of four power generation technologies, T1, T2, T3, and T4, and their Electricity Generation (MWh) in a time of 1000 hours (h).

The Capacity Factor of a power generation technology is:
Capacity Factor= Electricity Generation (MWh)/ Installed Capacity (MW) × 1000 (h)
Which one of the given technologies has the highest Capacity Factor?

A

T1

B

T2

C

T3

D

T4

(d) is the correct answer.

Ques 12 GATE 2024

The pie chart presents the percentage contribution of different macronutrients to a typical 2,000 kcal diet of a person.

The typical energy density (kcal/g) of these macronutrients is given in the table.
The total fat (all three types), in grams, this person consumes is __________.

A

44.4

B

77.8

C

100

D

3,600

(b) is the correct answer.

Ques 13 GATE 2023

A survey for a certain year found that 90% of pregnant women received medical care at least once before giving birth. Of these women, 60% received medical care from doctors, while 40% received medical care from other healthcare providers. Given this information, which one of the following statements can be inferred with certainty?

A

More than half of the pregnant women received medical care at least once from a doctor.

B

Less than half of the pregnant women received medical care at least once from a doctor.

C

More than half of the pregnant women received medical care at most once from a doctor.

D

Less than half of the pregnant women received medical care at most once from a doctor.

(a) is the correct answer.


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