Question:
6, 13, 18, 25, 30, 37, 40
[A].25
30
37
40
6, 13, 18, 25, 30, 37, 40
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
The differences between two successive terms from the beginning are 7, 5, 7, 5, 7, 5.
So, 40 is wrong.