ArithmeticSets and Venn Diagrams (IAS (Admin.) Prelims CSAT PaperII (Aptitude)): Questions 1  3 of 6
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Question number: 1
» Arithmetic » Sets and Venn Diagrams
Appeared in Year: 2014
Question
Out of a total of 120 musicians in a club, 5 % can play all the three instruments, guitar, violin and flute. It so happens that the number of musicians who can play any two and only two of the above instruments is 30. The number of musicians who can play the guitar alone is 40. What is the total number of those who can play violin alone or flute alone?
Choices
Choice (4)  Response  

a.  30 

b.  38 

c.  45 

d.  44 

Question number: 2
» Arithmetic » Sets and Venn Diagrams
Appeared in Year: 2014
Question
There are 50 students admitted to a nursery class. Some students can speak only English and some can speak only Hindi. 10 students can speak both English and Hindi. If the number of students who can speak English is 21, then how many students can speak Hindi, how many can speak only Hindi and how many can speak only English?
Choices
Choice (4)  Response  

a.  21, 11 and 29 respectively 

b.  37, 27 and 13 respectively 

c.  28, 18 and 22 respectively 

d.  39, 29 and 11 respectively 

Question number: 3
» Arithmetic » Sets and Venn Diagrams
Appeared in Year: 2015
Question
In a group of persons travelling in a bus, 6 persons can speak Tamil, 15 can speak Hindi and 6 can speak Gujarati. In that group none can speak any other language. If 2 persons in the group can speak two languages only and one person can speak all the three languages, then how many persons are there in the group?
Choices
Choice (4)  Response  

a.  23 

b.  24 

c.  21 

d.  22 
