Suppose that the number of terms in an A.P. is \(2 k\), \(\mathrm{k} \in \mathrm{N}\). If the sum of all odd terms of th…

Suppose that the number of terms in an A.P. is \(2 k\), \(\mathrm{k} \in \mathrm{N}\). If the sum of all odd terms of the A.P. is 40 , the sum of all even terms is 55 and the last term of the A.P. exceeds the first term by 27 , then \(k\) is equal to

[JEE Main 2025, 22 Jan (Shift 2)]