255+ Data Interpretation Questions and Answers With Explanation

Q:

Study the bar chart and answer the questions based on it.

Production of Pesticides by Coromandal International Ltd. Company (in 1000 tonnes)

The average production of 1996 and 1997 was exactly equal to the average production of which of the following pairs of years?

A) 2000 and 2001	B) 1999 and 2000
C) 1998 and 2000	D) 1995 and 2001

Answer & Explanation Answer: D) 1995 and 2001

Explanation:

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Filed Under: Bar Charts
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Q:

Study the following diagram and answer questions based on it.

The colour preferences of children are given.

How many children like both brown and white but not black?

A) 10	B) 20
C) 50	D) None

Answer & Explanation Answer: D) None

Explanation:

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Filed Under: Pie Charts
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1 3202

Q:

Study the bar chart and answer the questions based on it.

Production of Pesticides by Coromandal International Ltd. Company (in 1000 tonnes)

In which year was the percentage increase in production as compared to the previous year the maximum?

A) 2002	B) 2001
C) 1997	D) 1996

Answer & Explanation Answer: D) 1996

Explanation:

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Q:

If the total number of bikes sold in 2009 was 150000,how many more red bikes were sold than black ones?

A) 2250	B) 750
C) 2300	D) 3000

Answer & Explanation Answer: A) 2250

Explanation:

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Q:

The given figures depict the country-wise distribution of the people who visit China for business setup.

If in a given year, 500000 people visited China, then the ratio of the number of Americans with the age group between 20 and 40 years to the Russians with the age group below 20 years who visited China is

A) 4:1	B) 1:2
C) 2:1	D) 1:4

Answer & Explanation Answer: A) 4:1

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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 = $\frac{64 x 450 + 56 x 500}{36 x 450 + 44 x 500}$

= 56800/38200

= 284/191.

Answer 3)

Required number of chairs = $\frac{3}{5} x \frac{12}{100} x 50000$
= 3600.

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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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14 2606

Q:

In a certain town of population size 1,00,000 three types of newspapers (I, II and III) are available. The percentages of the people in the town who read these papers are as follows:

What is the number of people who read at least two newspaper?

A) 12,000	B) 13,000
C) 14,000	D) 15,000

Answer & Explanation Answer: A) 12,000

Explanation:

As we can see from the above venn diagram the number of people who read two or more newspapers are

Quantitative Aptitude - Data Interpretation Questions

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