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  • General Questions (Objective Type)
"Two things are infinite: the universe and human stupidity; and I'm not sure about the universe."
- Albert Einstein

Aptitude - Logarithm

@ : Home > Aptitude > Logarithm > General Questions (Objective Type)
1. 

Which of the following statements is not correct?

A. log10 10 = 1
B.
log (2 + 3) = log (2 x 3)
C. log10 1 = 0
D. log (1 + 2 + 3) = log 1 + log 2 + log 3
2. 

If log 2 = 0.3010 and log 3 = 0.4771, the value of log5 512 is:

A. 2.870B. 2.967
C.
3.876
D. 3.912
3. 

log 8 is equal to:
log 8

A.
1
8
B.
1
4
C.
1
2
D.
1
8
4. 

If log 27 = 1.431, then the value of log 9 is:

A. 0.934B. 0.945
C.
0.954
D. 0.958
5. 

If log a + log b = log (a + b), then:
b a

A.
a + b = 1
B. a - b = 1
C. a = bD. a2 - b2 = 1

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