_______ found a job at a monthly salary of Rs.50, as the Front Desk Clerk at the Cecil Hotel. Today his company owns the hotel along with many others.
A man starts his job with a certain monthly salary and earns a fixed increment every year. If his salary was Rs. 1500 after 4 years of service andRs. 1800 after 10 years of service, what was his starting salary and what is the annual increment?