The following table shows the percentage distribution of employees in five different departments 1-5 in a company during the years 2020 and 2021. The total number of employees in 2020 and 2021 is 1200 and 1600, respectively.

Departments
	Department 1	Department 2	Department 3	Department 4	Department 5
2020	24	21	20	19	16
2021	21	22	18	19	20

In which department is the variation in strength of employees maximum in 2021 in comparison to that in 2020?

Which of the following is the least?

12% of 625

15% of 555

10% of 720

9% of 845

Ravi initially used to save 20% of his monthly income. Recently his monthly income was raised by 25%. His nominal savings also went up by 5%. What percentage of his present nominal income does Ravi currently save?