JEE Main 2025 Mathematics question
The number of terms of an A.P. is even, the sum of all the odd terms is 24, the sum of all the even terms is 30 and the last term exceeds the first by . Then the number of terms which are integers in the A.P. is:
Answer: (4)
Solution
nd=6 and gives , , so total terms = 2n = 8.