Correct option is C
Given: 9, 26, 65, 124, ?
Logic: Cube of natural number starting from 2 and (+1 , -1) alternate.
2³ + 1 = 9
3³ – 1 = 26
4³ + 1 = 65
5³ – 1 = 124
6³ + 1 = 216 + 1 = 217
Thus, the correct option is (c) 217
In the given number series, how many odd numbers are there which are immediately preceded by an even number and immediately followed by an odd number?
5 1 4 7 3 9 8 5 7 2 6 3 1 5 8 6 3 8 5 2 2 4 3 4 9 6
How many 3’s are there in the following sequence which is neither preceded by nor immediately followed by 9?
9 3 6 6 3 9 5 9 3 7 8 9 1 6 3 9 6 3 9
Suggested Test Series
Suggested Test Series