Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Series, Patterns & Logical ReasoningNumber Series
Considering the following pattern: $2^2 + 1 = 5$, $3^2 + 1 = 10$, $4^2 + 1 = 17$, $5^2 + 1 = 26$, … The 8th line in the pattern is:
- A.$9^2 + 1 = 82$Correct answer
- B.$8^2 + 1 = 65$
- C.$10^2 + 1 = 101$
- D.$9^2 - 1 = 80$
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Practice these MCQs in the appQuick fact: The 8th line follows the pattern $n^2 + 1$ starting from $n = 2$, so the 8th term uses $n = 9$, giving $9^2 + 1 = 82$.