Question

A man employed in a company is

promised a salary of Rs. 3,000 every

month for the first year and an increment

of Rs. 1,000 in his monthly salary every

succeeding year. How much does the man

earn from the company in 20 year?

(a) Rs. 30,00,000 (b) Rs. 27,50,000

(c) Rs. 19,00,000 (d) Rs. 7,90,000

​

Answer 1

Step-by-step explanation:

3000×12+4000×12+5000×12..........+22000×12

=1000×12(3+4+5+6........+22)

=1000×12(22×23/2 - 2×3/2)

=1000×12(11×23-3)

=1000×12(253-3)

=1000×12×250

=12000×250

=30,00,000

therefore your answer is opt. A Rs. 30,00,000

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Answer 2

Step-by-step explanation:

Here is the right answer