Directions: There are 2 companies A and B consisting of 3 groups each named HR, Marketing, Finance. Information about three companies have been given below:

Company A: There are 64 existing members. If 2 new members are added in each group, then, ratio of number of total (existing + new) members in HR and Marketing groups to that in Finance group becomes 4 : 3. Company B: Number of HR members in existing group is 6 and no new member is added further in this particular group. Number of existing members in Finance group is equal to 10. 

Also, 

1. Number of total (new + existing) members in finance group of company B is half of number of total (new + existing) members in Marketing group of company A.

2. New members added in Finance group in company B is half of number of new members added in Marketing group of same company.

3. Number of total (new + existing) members of Marketing group in company A is 6 more than that in company B.

4. Total number of members (existing + new) of HR in company A and Finance in company B is equal to 28..