Salary, annual salary and is made up of sequential arithmetic. The first year he received 6,600 baht salary, and 4 received 12,000 baht salary, find that 10 years would receive a monthly salary?
Salaries are based on annual salary and arranged in an arithmetic sequence. The first year he received a salary of 6,600 baht and 12,000 baht salary for four years, said that for 10 years to get my salary.
Salary increase annually and salary are arranged in the first year he received a salary limit of a sequence 6 600 per year, and 4 salary, 12 000 baht. Be accused of 10 year salary would be much.