Venn Diagrams Quiz Set 05 | Aptitude Questions on Venn Diagrams Set 5 | Reasoning and Aptitude Questions for Freshers | Bank P.O. Exams, GATE Exam, ITBP, NTSE Exam

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Question 1

As per the below diagram, which diagram correctly represents the relationship: Sisters, Mothers, Nurses

(a)

(b)

(c)

(d)

Soln.
Ans: b

Sisters can be mothers also, mothers can be nurses also, and nurses can be sisters also. All of them have a common region, some can be all of the three also.

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Question 2

As per the below diagram, which diagram correctly represents the relationship: Professionals, Doctors, Engineers.

(a)

(b)

(c)

(d)

Soln.
Ans: d

Nobody can be both a doctor and an engineer, but all engineers and doctors are professionals. So the outer circle contains two non-intersecting circles.

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Question 3

Study the following diagram and choose the region that best represents the relation: Peons who are +2 as well as government employees.

Soln.
Ans: d

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Question 4

In a dinner party both fish and mutton were served. Some took only fish and some only mutton. There were some vegetarians who did not accept either. The rest accepted both fish and mutton.Which one of the following logic diagrams correctly reflects the above situation ?

Soln.
Ans: a

The circle of vegetarians is a separate circle. The circles of mutton eaters and fish eaters intersect because some "some took only fish, only mutton" and "others took both".

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Question 5

In the given diagram, circle A represents teachers who can teach Philosophy, circle B represents teacher who can teach Chemistry and circle C represents those who can teach Music. Among the regions marked p, q, r....the one which represent teachers who can teach Philosophy and Music but not Chemistry is