a man was appointed in the grade of ₹ 7,000 - 400 - 15,000. in which year of his service will he be drawing salary of ₹ 10,200.
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Given : a man was appointed in the grade of ₹ 7,000 - 400 - 15,000.
To find : in which year of his service will he be drawing salary of ₹ 10,200.
Solution:
appointed in the grade of ₹ 7,000 - 400 - 15,000.
in 1st year = 7000
then increase of 400 every year
in 2nd year = 7000 + 400
it forms an AP
in nth year of service = 7000 + (n - 1) 400
7000 + (n - 1) 400 = 10200
=> (n - 1)400 = 3200
=> n - 1= 8
=> n = 9
in 9th year of service drawing salary of ₹ 10,200.
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