Practice Questions on Venn Diagrams
Logical Reasoning

Section-1: Venn Diagrams Question - 6

Q6.

A survey was conducted of 100 people to find out whether they had read recent issues of Golmal, a monthly magazine. The summarized information regarding readership in 3 months is given below:

Only September: 18; September but not August: 23; September and July: 8; September: 28; July: 48; July and August: 10; None of the three months: 24.

What is the number of surveyed people who have read exactly two consecutive issues (out of the three)?

A.

7

B.

9

C.

12

D.

14

E.

17

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Common Information

The Venn diagram given below shows the estimated readership of 3 daily newspapers ($X$, $Y$ & $Z$) in a city. The total readership and advertising cost for each of these papers is as below

Table below can be scrolled horizontally

Newspapers Readership (lakhs) Advertising cost(Rs. per sq. cm)
$X$ 8.7 6000
$Y$ 9.1 6500
$Z$ 5.6 5000

The total population of the city is estimated to be 14 million.

The common readership (in lakhs) is indicated in the given Venn diagram.

Common information image for Venn Diagrams, Logical Reasoning:2314-1

Section-1: Venn Diagrams Question - 7

Q7.

Common Information Question: 1/2

The number of people (in lakhs) who read at least one newspaper is:

A.

4.7 lakhs

B.

11.9 lakhs

C.

17.4 lakhs

D.

23.4 lakhs

 View Ans

Section-1: Venn Diagrams Question - 8

Q8.

Common Information Question: 2/2

The number of people (in lakhs) who read only one newspaper is:

A.

4.7 lakhs

B.

11.9 lakhs

C.

17.4 lakhs

D.

23.4 lakhs

 View Ans

Section-1: Venn Diagrams Question - 9

Q9.

It is known that at the university, 60% of the students play tennis, 50% of them play bridge, 70% jog, 20% play tennis and bridge, 30% play tennis and jog, and 40% play bridge and jog.

If someone claimed that 20% students play bridge, jog and play tennis, then which of the below statement is true:

A.

The person is telling the truth.

B.

Students who do all three activities are more than 20%.

C.

Students who do all three activities are less than 20%.

D.

There are no students who do all three activities.

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Section-1: Venn Diagrams Question - 10

Q10.

At a T-shirt auction, 42 Reds United T-shirts were sold and 30 Blues T-shirts were sold. No one bought more than one T-shirt of the same type and everyone bought at least one. If 60 people participated in the auction, how many bought both T-shirts?

A.

10

B.

12

C.

14

D.

16

 View Ans
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