How many backward people are not educated ?

How many backward uneducated people are employed ?

How many backward people are educated ?

How many artists are neither players nor doctors ?

How many players are neither artists nor doctors ?

How many artists are players ?

How many doctors are both players and artists ?

How many doctors are neither artists nor players ?

How many persons can speak all the languages ?

How many persons can speak English, Hindi and Telugu ?

How many persons can speak only English ?

How many persons can speak Marathi and Telugu both ?

How many persons can speak English and Hindi both the languages only ?

How many persons takes all the three ?

How many persons are there who takes only coffee ?