ABC26GN2030 · Logarithms

Subject: General Aptitude · Chapter: Logarithms · Exam: · Marks: · Difficulty:

If $\log _{32} x=0.8$, then $x$ is equal to
(a)25.6
(b)16
(c)10
(d)12.8
Answer
Answer (as printed): B
Explanation
$\log _{32} x=0.8 \Leftrightarrow x=(32)^{0.8}=\left(2^{5}\right)^{4 / 5}=2^{4}=16$.

Explanation as extracted from the printed page; notation may be imperfect.

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