Company profile
The answers everything else is worked out from: your country, currency, time zone and financial year. Setting the country to India is what makes salaries show in rupees, cut-offs resolve in Asia/Kolkata and the financial year run April to March.
Find it under Workspace › Company in the sidebar, at /company.

What the screen tells you
Following from your country, salaries are shown in INR, dates and cut-offs are worked out in Asia/Kolkata, and your financial year runs April to March.
What you can do here
- Save these answers