What is the difference between the average number of post-graduate employees in countries A,B and D together and the average number of Post-graduate employees in countries F,G and H together ?

What is the respective ratio between total number of male employees in countries B and H together and total number of female employees in countries C and D together?

In which of the given countries is the percentage of women employees to the number of employees (both male and female) in that country the second lowest ?

If the number of male Post-graduate employees in Country H is 1800, what per cent of female employees in that particular country is Post-graduate ?

Statements :

A≥B>C≥F : Z<C≤D<E

Conclusions :

1.                 A>Z
2.                 F<E

Statements :

P≤O<I; P>Y>W

Conclusions :

1.                  Y≤I
2.                 O>W