Direction : What will come in the place of question mark in following number…
2020
Direction : What will come in the place of question mark in following number series:
400, 274, 209, 181, 172, ?
- A.
169
- B.
173
- C.
168
- D.
171
- E.
170
Attempted by 12 students.
Show answer & explanation
Correct answer: E
The differences are -126, -65, -28, -9, -2, following -(5^3+1), -(4^3+1), -(3^3+1), -(2^3+1), -(1^3+1). Thus the next term is 170.