# Logarithm Quiz-1

Question 1 Time: 00:00:00
Help Narayan Murti to find the value of y if log xY = 100 and log2x = 10. 21000

21000

20000

20000

2100

2100

none of the above

none of the above

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Question 2 Time: 00:00:00
Rishi Kapoor want to find the value of loga(ab2) - loga(ac) + loga(abc4) - 3loga(bc). Help him. zero

zero

1

1

2

2

3

3

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Question 3 Time: 00:00:00
The value of log $\frac{9}{8}$ - log $\frac{27}{32}$ + log $\frac{3}{4}$ is ? 2

2

10

10

-2

-2

zero

zero

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Question 4 Time: 00:00:00
Shaista Siddiqui simplified the following form of log: log$\frac{75}{16}$ - 2 log$\frac{5}{9}$ + log$\frac{32}{243}$. What answer will she obtain ? log 2

log 2

log 20

log 20

log 10

log 10

log 1

log 1

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Question 5 Time: 00:00:00
Find the value of log $\frac{a^{2}}{bc}$ + log $\frac{b^{2}}{ac}$ + log $\frac{c^{2}}{ab}$ ? 10

10

zero

zero

1

1

0.1

0.1

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Question 6 Time: 00:00:00
The equation loga(x) + loga(1+x)=0 can be written as ? loga1

loga1

loga0

loga0

loga10

loga10

log 1

log 1

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Question 7 Time: 00:00:00
If 100.3010 = 2, then find the value of log0.125(125) ? 6.09

6.09

-2.3219

-2.3219

0.699

0.699

None of these

None of these

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Question 8 Time: 00:00:00
log10(10) + log10(100) + log10(1000) + log10(10000) + log10(100000) is equal to ? 12

12

15

15

14

14

10

10

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Question 9 Time: 00:00:00
Roshani Patwa wants to calculate the value of log2$(\frac{1}{64})$. Help her and find the answer. 6

6

-6

-6

7

7

8

8

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Question 10 Time: 00:00:00
Manohar Ranjan is solving a question of class 9, which is if $\frac{log 125}{log 5}$ = x, then x is equal to ? 2

2

2 log 2

2 log 2

3

3

log 5

log 5

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