The ratio of the sum of n terms of two AP's is (7n+1):(4n+27) Find the ratio of their m - Maths - Arithmetic Progressions

Question

The ratio of the sum of n terms of two AP's is (7n+1):(4n+27) Find
the ratio of their m th terms
The solution is in rd page 9 35 example 21 but I don't get from
where and how we replaced n by 2m-1 Please experts ASAP

Priyanka Kedia · Accepted Answer

Refer the following link:
https://www meritnation
com/ask-answer/question/the-ratio-of-the-sum-of-n-terms-of-two-ap-s-is-7n-1-4n-2/arithmetic-progressions/1838805

The ratio of the sum of n terms of two AP's is (7n+1):(4n+27). Find the ratio of their m th terms. The solution is in rd page 9.35 example 21 but I don't get from where and how we replaced n by 2m-1. Please experts ASAP

The ratio of the sum of n terms of two AP's is (7n+1):(4n+27). Find the ratio of their m th terms.
The solution is in rd page 9.35 example 21 but I don't get from where and how we replaced n by 2m-1. Please experts ASAP