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In a survey of few children, 24 children are studying mathematics, 33 children are studying Science and 23 children are studying English. 5 children are studying all the three subjects. 12 children are studying both English and science. 6 children are studying Math and science only and 2 children are studying English and math only. Find the followings if 4 children left their studies.

1. How many children took part in the survey.

2. How many children are studying only English

3. How many children are studying only science

4. How many children are studying only Math?

Tally Sheet
Math only	11
English only	4
Science only	10
Math and science	6
English and science	12
English and math	2
All the three subject	5
None	4
Total children	54

Venn Diagram

Question Work sheet:

1. How many children took part in the survey?

Total number of children = 11+4+10+6+12+2+5+4 = 54

2. How many children are studying only English

Total children studying English = 23

Hence students studying only English: 23-12-2-5 = 4

3. How many children are studying only science

Total children studying Science = 33

Hence students studying only Science: 33-6-12-5 =10

4. How many children are studying only Math?

Total children studying math = 24

Hence students studying only Math: 24-6-2-5 =11