Quantitative Aptitude - Data Interpretation Questions


What is Quantitative Aptitude- Data Interpretation?

 

Data Interpretation is the process of analysing data, inspecting the elements in data and Interpreting to extract maximum information from the given set of data or information. The data is given in the form of charts, tables and graphs. Data Interpretation has no particular syllabus, this section tests one's ability in analysing data, decision making capability and speed. Data Interpretation looks simple and easy but the calculations are time consuming. For solving the data interpretation problems efficiently one should analyse the given data and focus on aspects of the data that are necessary to answer the questions, before attending data interpretation section one should be very comfortable with numbers, calculations, percentages, fractions, averages and ratios to increase the calculation speed.

 

We come across Data Interpretation Questions in many competitive exams and Entrance Tests like Bank Exams (SBI PO), MBA entrance exams (CAT, MAT), HPAS, APPSC group1, HR executives, UPSC CPF (AC),IBPS ,UP Police constable exams, TNPSC VAO, WBSC, PPSC, HAL Results, NDA, Lokhsabha secretariat, Rajyasabha secretariat exams and more

 

Thorough practice of different papers on data interpretation allows you to solve different kinds of data interpretation and can help improve your logic in solving problems.

 

We have a large database of questions on Quantitative Aptitude (Data Interpretation) for you to practice and score high.


Q:

DI.

What is the difference between the number of uneducated females in city P and that of uneducated males in city S ?

A) 9 lakhs B) 6 lakhs
C) 3 lakhs D) 2 lakhs
 
Answer & Explanation Answer: A) 9 lakhs

Explanation:

Educated females in city P = 25 lakhs

Uneducated females in city P = 30 - 25 = 5 lakhs

Educated males city S = 21 lakhs

Educated males in city S = 35 - 21= 14 lakhs

Required difference = 14 - 5 = 9 lakhs

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12 1095
Q:

Bar chart is suitable for

A) Minor work B) Large project
C) Major work D) All of the above
 
Answer & Explanation Answer: A) Minor work

Explanation:

Bar_chart_is_suitable_for1560488875.jpg image

A bar chart or bar graph is a chart or graph that presents data with rectangular bars. Bar charts is suitable for minor works for comparing between categories of data.

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2 1047
Q:

The following bar graph shows the percentage of chairs produced by two companies Neel Kamal and Raj Kamal during five different years. Bar graph also shows the total no. of chairs produced in different years associated with it. Study the graph carefully to answer the following questions.

bar_g1527828671.jpg image

Question 1)  Find the average no. of chairs produced by Raj Kamal in the years 2004, 2006 and 2007 together.

 

Question 2)  What is the ratio of no. of chairs produced by Neel Kamal in the years 2007 and 2008 together to that by Raj Kamal in the same years together?

 

Question 3)  If 12% chairs out of total chairs produced in the year 2008 were defective and in them ratio of defective chairs by Raj Kamal and Neel Kamal is 2 : 3 then find the no. of defective chairs produced by Neel Kamal in the year 2008.

Answer

Answer 1)  


1/3 x (54 x 150 + 60 x 300 + 36 x 450)


= 1/3 x 42300


= 14100.


 


Answer 2)


Required ratio of chairs = 64 x 450 + 56 x 50036 x 450 + 44 x 500


= 56800/38200


= 284/191.


 


Answer 3)


 


Required number of chairs =  35 x 12100 x 50000
= 3600.


 

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6 818
Q:

The line graph shows the number of students admitted in the given year to a certain university. Study the diagram and answer the following question.

In which year were admissions greater than that of the previous year?

A) 2013 B) 2012
C) 2015 D) 2014
 
Answer & Explanation Answer: A) 2013

Explanation:
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0 806
Q:

The line graph shows the number of students admitted in the given year to a certain university. Study the diagram and answer the following question.

Admissions in 2016 were greater than that in 2015 by _____.

A) 117.50% B) 137.50%
C) 45% D) 55%
 
Answer & Explanation Answer: B) 137.50%

Explanation:
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0 706
Q:

The bar chart shows the sales (in '000 units) of 4 mobile brands for 3 years.

If for any year, the sales of a brand is more than average sales of these four brands in that year, then it gets a star. Which brand has the maximum stars?

A) Brand 3 B) Brand 3 and 4 both
C) Brand 4 D) All brands
 
Answer & Explanation Answer: C) Brand 4

Explanation:
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2 586
Q:

A factory employs skilled workers, unskilled workers and clerks in the proportion 8 : 5 : 1, and the wages of a skilled worker, an unskilled worker and a clerk are in the ratio 5 : 2 : 3. When 20 unskilled workers are employed, the total daily wages of all amount to Rs 318. Total wages paid to each category of workers are

A) Rs 240, Rs 60, Rs 18 B) Rs 200, Rs 90,Rs 28
C) Rs 150, Rs 108, Rs 60 D) Rs 250, Rs 50, Rs 18
 
Answer & Explanation Answer: A) Rs 240, Rs 60, Rs 18

Explanation:
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0 582
Q:

Surface roughness on a drawing is represented by

A) Circle B) Square
C) Curve D) Triangle
 
Answer & Explanation Answer: D) Triangle

Explanation:

surface_roughness_on_a_drawing_is_represented_by1557145719.png image

Surface roughness on a drawing is represented by the triangle.

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3 576