Math Test Preparation Problems on Logarithms Part 2

Test Preparation on Math Test Preparation Problems on Logarithms Part 2

1.

Which of the following statements is not correct?

1log10 10 = 1
2log (2 + 3) = log (2 x 3)
3log10 1 = 0
4log (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:

12.870
22.967
33.876
43.912

3.

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

10.934
20.945
30.954
40.958

4.

If log10 2 = 0.3010, the value of log10 80 is:

11.6020
21.9030
33.9030
4None of these

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