In the given question, find the odd number from the given alternative.
Answer & explanation
Correct answer: option 4
7 = 23 – 1
15 = 24 – 1
31 = 25 – 1
57 = 26 – 1 (is not following the pattern)
So, correct answer is option (D).
In the given question, find the odd number from the given alternative.
Correct answer: option 4
7 = 23 – 1
15 = 24 – 1
31 = 25 – 1
57 = 26 – 1 (is not following the pattern)
So, correct answer is option (D).