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, ?
Answer: E. 170 — 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.
- A.
169
- B.
173
- C.
168
- D.
171
- E.
170
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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.
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