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PPSC Past Paper 2025 (Assistant Superintendent Jail)
PPSC · 2025 · Practice with instant answers and explanations
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100 Past Paper MCQs
Question 67 of 100
67%
Practice Time
00:00
Question
67
Past Paper
PPSC
Find n from 4^(2n+3) = 8^(n+5).
A
6
B
7
C
8
D
9
Correct Answer:
Option D — 9
Explanation:
Writing 8 as 2³ gives 2^(4n+6) = 2^(3n+15), so n = 9.
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