Answer: There are 220 employees working there.
Explanation:
Since we have given that
Total number of employees last year at this time = 250
Percentage of employees lost due to attrition = 12%
Remaining percentage of employees 100% - 12% = 88%
So, we need to find the number of employees working here now.
Number of employees are given by

Hence, there are 220 employees working there.