The following table gives the number of employees in different departments of an organisation and percentage of females and males. Study the table carefully and answer the question.
| Department | Total No. of employees | % of females | % of males |
| IT | 640 | 45 | 55 |
| Accounts | 220 | 40 | 60 |
| Production | 800 | 30 | 70 |
| HR | 360 | 65 | 35 |
| Marketing | 400 | 40 | 60 |
Find the ratio of the number of females in production and HR departments together to the number of males in the IT and Accounts departments together.