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SSC CGL Exam  >  SSC CGL Tests  >  Quantitative Aptitude for SSC CGL  >  MCQ: Logarithms - 1 - SSC CGL MCQ

MCQ: Logarithms - 1 - SSC CGL MCQ


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10 Questions MCQ Test Quantitative Aptitude for SSC CGL - MCQ: Logarithms - 1

MCQ: Logarithms - 1 for SSC CGL 2024 is part of Quantitative Aptitude for SSC CGL preparation. The MCQ: Logarithms - 1 questions and answers have been prepared according to the SSC CGL exam syllabus.The MCQ: Logarithms - 1 MCQs are made for SSC CGL 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for MCQ: Logarithms - 1 below.
Solutions of MCQ: Logarithms - 1 questions in English are available as part of our Quantitative Aptitude for SSC CGL for SSC CGL & MCQ: Logarithms - 1 solutions in Hindi for Quantitative Aptitude for SSC CGL course. Download more important topics, notes, lectures and mock test series for SSC CGL Exam by signing up for free. Attempt MCQ: Logarithms - 1 | 10 questions in 15 minutes | Mock test for SSC CGL preparation | Free important questions MCQ to study Quantitative Aptitude for SSC CGL for SSC CGL Exam | Download free PDF with solutions
MCQ: Logarithms - 1 - Question 1
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The value of log6 log5 15625 is ?

Detailed Solution for MCQ: Logarithms - 1 - Question 1

log6 log515625 = log6 log5(5)6
= log66(log55) = 1 

MCQ: Logarithms - 1 - Question 2
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logx (16/25) = -1/2, then x is ?

Detailed Solution for MCQ: Logarithms - 1 - Question 2

∵ logx(16/25) = -1/2
⇒ 16/25 = (x)-1/2 = 1/x1/2
∴ x = 625/256 

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MCQ: Logarithms - 1 - Question 3
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If loga 3 = 1/3, then value of a is ?

Detailed Solution for MCQ: Logarithms - 1 - Question 3

∵ loga3 = 1/3
⇒ 3 = (a)1/3
∴ a = 27 

MCQ: Logarithms - 1 - Question 4
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If log10000x = -1/4, then x is ?
Detailed Solution for MCQ: Logarithms - 1 - Question 4

∵ log104x = -1/4
⇒ x = (104)-1/4
= 1/10 

MCQ: Logarithms - 1 - Question 5
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The value of log2 (1/64) is ?
Detailed Solution for MCQ: Logarithms - 1 - Question 5

log2(1/64) = log21 - log2 26
= 0 - 6 = -6 

MCQ: Logarithms - 1 - Question 6
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If log10 x = 7, then value of x is ?
Detailed Solution for MCQ: Logarithms - 1 - Question 6

log10x = 7
∴ x = 107

MCQ: Logarithms - 1 - Question 7
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Given that log10 2 = 0.3010 the value of log10 5 is ?
Detailed Solution for MCQ: Logarithms - 1 - Question 7

log105 = log10(10/2)
= log1010 - log102
= 1-0.3010
= 0.6990 

MCQ: Logarithms - 1 - Question 8
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If log 125 / log 5 = x, then x is equal to ?
Detailed Solution for MCQ: Logarithms - 1 - Question 8

If log 125 / log 5 = x
then x = 3log5 / log5= 3 

MCQ: Logarithms - 1 - Question 9
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If px = q, then ?
Detailed Solution for MCQ: Logarithms - 1 - Question 9

∵ px = q
⇒ logppx = logpq
⇒ xlogpp = logpq
∴ x = logpq (∵logpp = 1) 

MCQ: Logarithms - 1 - Question 10
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If log10 (10x) = 2.7532, then log10 (10000x) is ?
Detailed Solution for MCQ: Logarithms - 1 - Question 10

log10(103.10x) = log10 103 + log10(10x)
= 3 + 2.7532
= 5.7532 

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MCQ: Logarithms - 1

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