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Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).

Series, Patterns & Logical ReasoningNumber Series

$12 : 68 :: 30 : ?$

A.$150$
B.$170$Correct answer
C.$180$
D.$190$

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Quick fact: The pattern is $n : (n \times 5 + 8)$, so $30 \times 5 + 8 = $ $170$.

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