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The sum of all 2 digit odd numbers is...

The sum of all 2 digit odd numbers is

A

` 3n - 5 `

B

`4n - 3 `

C

`4n + 3`

D

`3n + 5 `

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AAKASH INSTITUTE-SEQUENCES AND SERIES -Assignment (SECTION - A) One option is correct
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  16. If S(n) denote the sum to n terms of an A.P. whose first term is a ...

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