The Venn diagram given below shows the artists in a Music School. The ‘Triangle’ represents ‘Pianists’, ‘Circle’ represents ‘Drummers’; the ‘Rectangle’ represents ‘Guitarist’ and the ‘Square’ represents ‘Singers’. The numbers given in the diagram represents number of persons of that particular category. How many singers are also pianist and guitarist but not Drummers?

5

The ‘Triangle’ represents ‘Pianists

The 'Circle’ represents ‘Drummers’;

The ‘Rectangle’ represents ‘Guitarist’

The ‘Square’ represents ‘Singers’.

Step 1 ) Look at the figure of ' (‘Pianists, Guitarist , Singers , Drummers’; )."

Step 2) Look at common number between them all of them but not cover Drummers that is  5

Step 3) So that 5 is the number which represents singers are also pianist and guitarist but not Drummers