Salary of an officer increases every year by 20%. His salary in the year 2001 was Tk. 26640. What was his salary in 1999?
Salary of an officer increases every year by 20%. His salary in the year 2001 was Tk. 26640. What was his salary in 1999? Correct Answer Tk. 18500
let the salary in 1999 was x. In 2000 the salary will be 6x/5. in 2001 the salary will be [6x/5] + [6x/5][1/5] = 36x/25 now 36x/25 = 26,640 x = 18500 tk (ans)
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Feb 20, 2025