What is the difference between the number of academic books published by publishing houses M and P ?

By what percent is the total number of employees in countries V, VI and Vll more than the number of male employees working in the countries II.III and IV ? 

If an increase of 40% is made in the average number of female employees, working in countries III. IV and V. then their resulting average number will be what percent of the average number of female employees ?

What is the average number of female employees in the countries IV and VII ? 

What is the approximate average number of male employees in countries I. II and III ? 

What is the ratio between the number of male employees and female employees in country H?