What is the total amount of bill paid by Dev. in the month of June for all the four commodities?

In teaching profession if three - fifths of the teachers are not permenent, what is the number of permanent teachers in the teaching profession? 

What is the total number of employees in engineering profession and industries together?

25% of employees from film production profession went on a strike. What is the number of employees from film production who did not participate in the strike?

In management profession three fourths of the number of employees are females. What is the number of male employees in management profession?

What is the difference between the total number of employees in teaching and medical profession together and the number of employees in management profession?