In the following Venn diagram, the pentagon stands for 'Librarians', the rectangle stands for 'Income Tax Payers', and the circle stands for 'Post-graduates'. The given numbers represent the number of persons in that particular category.
How many librarians are these who are also post-graduates?
Answer & explanation
Correct answer: option 2
The pentagon stands for 'Librarians',
The rectangle stands for 'Income Tax Payers',
The circle stands for 'Post-graduates'.
Step 1 ) Look at the figure of pentagon , circle and rectangle
Step 2) Look at number given in the figure as the librarians are these who are also post-graduates
Step 3) By visual observations we conclude that (30 + 25 = 55 ) is the number which represents the librarians who are also post-graduates