Data Interpretation questions and answers

Data Interpretation Questions and Answers

Data Interpretation questions test one's ability in analysing data, inspecting the elements in data and interpreting them to extract maximum information from the given set of data or information. The data is usually given in the form of charts, tables and graphs.

Practise with our Data Interpretation questions and answers to help you know what to expect, improve your speed and confidence and be really prepared for the actual test.

136.

The following table gives the percentage of marks obtained by seven students in six different subjects in an examination.

The Numbers in the Brackets give the Maximum Marks in Each Subject.

The number of students who obtained 60% and above marks in all subjects is?

A.

1

B.

2

C.

3

D.

None

Correct answer is B

From the table it is clear that Sajal and Rohit have 60% or more marks in each of the six subjects.

137.

The following table gives the percentage of marks obtained by seven students in six different subjects in an examination.

The Numbers in the Brackets give the Maximum Marks in Each Subject.

What are the average marks obtained by all the seven students in Physics? (rounded off to two digits after decimal)

A.

77.26

B.

89.14

C.

91.37

D.

96.11

Correct answer is B

Average marks obtained in Physics by all the seven students

= 1/7 x [ (90% of 120) + (80% of 120) + (70% of 120) + (80% of 120) + (85% of 120) + (65% of 120) + (50% of 120) ]

= 1/7 x [ (90 + 80 + 70 + 80 + 85 + 65 + 50)% of 120 ] 

= 1/7 x [ 520% of 120 ]

= 624/7

= 89.14

138.

Study the following table and answer the questions.

Number of Candidates Who Appeared and Qualified in a Competitive Examination from Different States Over the Years.

Combining the states P and Q together in 1998, what is the percentage of the candidates qualified to that of the candidate appeared?

A.

10.87%

B.

11.49%

C.

12.35%

D.

12.54%

Correct answer is C

Required percentage = [ (1020 + 1240)/(8800 + 9500) x 100 ] %

= [ 2260/18300 x 100 ] %

= 12.35%.

139.

Study the following table and answer the questions.

Number of Candidates Who Appeared and Qualified in a Competitive Examination from Different States Over the Years.

The percentage of total number of qualified candidates to the total number of appeared candidates among all the five states in 1999 is?

A.

11.49%

B.

11.84%

C.

12.21%

D.

12.57%

Correct answer is B

Required percentage = [ (850 + 920 + 890 + 980 + 1350)/(7400 + 8450 + 7800 + 8700 + 9800) x 100 ] %

= [ 4990/42150 x 100 ] %

= 11.84%.

140.

Study the following table and answer the questions.

Number of Candidates Who Appeared and Qualified in a Competitive Examination from Different States Over the Years.

What is the percentage of candidates who qualified from State N for all the years together, over the candidates who appeared from State N during all the years together?

A.

12.36%

B.

12.16%

C.

11.47%

D.

11.15%

Correct answer is D

Required percentage = [ (840 + 1050 + 920 + 980 + 1020)/(7500 + 9200 + 8450 + 9200 + 8800) x 100 ] %

= [ 4810/43150 x 100 ] %

= 11.15%