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Q:

In a class of 100 students, every student has passed in one or more of the three subjects, i.e. History, Economics and English. Among all the students, 24 students have passed in English only, 14 students have passed in History only, 11 students have passed in both English and Economics only, and 12 students have passed in both English and History only. A total of 50 students have passed in History. If only 5 students have passed in all three subjects, then how many students have passed in Economics only?

 

A) 15 B) 18
C) 20 D) 10

Answer:   A) 15



Explanation:
Q:

In the given Venn diagram, the rectangle represents 'women', the pentagon represents 'entrepreneurs' and the triangle represents 'mothers'. The numbers given in the diagram represent the number of persons in that particular category.

 

 

How many women are entrepreneurs but NOT mothers?

 

A) 21 B) 74
C) 50 D) 46
 
Answer & Explanation Answer: B) 74

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0 34
Q:

Which of the following Venn diagrams best represents the relationship between the following classes?


Police Officers, Mothers, Females

 

 

A) A B) B
C) C D) D
 
Answer & Explanation Answer: B) B

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0 84
Q:

Choose the Venn diagram which best illustrates the relationship among the three given classes:
Fruit, Vegetable, Apple

 

A) A B) B
C) C D) D
 
Answer & Explanation Answer: A) A

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1 126
Q:

In the Venn diagram shown here, the triangle represents ‘students’, the circle represents ‘diploma holders’ and the quadrilateral represents ‘graduates’. The numbers given in the diagram represents number of persons of that particular category.

 

How many students are diploma holders but NOT graduates?

 

A) 8 B) 11
C) 40 D) 30
 
Answer & Explanation Answer: A) 8

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1 138
Q:

In the given Venn diagram, ‘Group A’ represents those who can speak 'English’, ‘Group B’ represents those who can spea ‘Hindi’, and‘ Group C’ represents those who can speak ‘Marathi’. The numbers given in the diagram represent the number of persons in that particular category.

 

 

How many persons can speak exactly two languages?

 

A) 12 B) 3
C) 21 D) 18
 
Answer & Explanation Answer: D) 18

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0 186
Q:

The given Venn diagram represents artists in a circus:

 

The triangle represents clowns, the circle represents acrobats, the rectangle represents males and the square represents ringmasters. The numbers given in the diagram represent the number of persons in that particular category.

 

 

How many male clowns are also ringmasters, but NOT acrobats?

 

A) 15 B) 5
C) 17 D) 11
 
Answer & Explanation Answer: C) 17

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0 499
Q:

Which illustrates the relationship amongst Judges, thieves and criminals?

 

 

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

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1 1218
Q:

Identify the diagram that best represents the relationship among classes given below

 

Minutes, Days, Months

 

 

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

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1 1411