The table below shows the ratio of employees registered for eye checkup to those registered for dental checkup in four different time slots (A, B, C, ...
Question
The table below shows the ratio of employees registered for eye checkup to those registered for dental checkup in four different time slots (A, B, C, and D) in a company.
| Time slots | Ratio of employees registered for Eye checkup to Dental checkup |
|---|---|
| A | 5:4 |
| B | 7:3 |
| C | 11:4 |
| D | 1:5 |
Note: Employees registered are either for eye checkup or for dental checkup.
If the total number of employees in the company is $880$ and of the total employees registered in slot B is $220$, find the difference between the number of employees registered for dental checkup and those registered for eye checkup in slot B.