Study the table carefully and answer the given questions. Data related to number of employees in 5 different organisations in April 2013

NOTE
(i) Employees of the given companies can be categorized only in three types — Science graduates, Commerce graduates and Arts graduates.
(ii) Few values are missing in the table (indicated by — ). A candidate is expected to calculate the missing value, if it is required to answer the given question, on the basis of the given data and information.
The average number of Science graduate employees and Commerce graduate employees in Company A was