Curioustab
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Home
»
Aptitude
»
Logarithm
If log 5 (x 2 + x) - log 5 x = 2 then the value of x is?
24
25
23
120
Correct Answer:
24
Explanation:
∵ log
5
[(x
2
+ x ) / x] = 2
⇒ log
10
(x + 1) = 2
⇒ x + 1 = 25
∴ x = 24
← Previous Question
Next Question→
More Questions from
Logarithm
If log a, log b, log c are in A.P. then?
The compound interest on Rs. 12,000 for 10 years at the rate of 12% per annum compounded annually is?
The number of digits in the numeral for 2 64?
Given log 10 2 = 0.30103, log 10 3 = 0.47712. Find the number of digit, in 3 12 x 2 8?
The value of 1/(log 2 π) + 1/(log 6 π) is?
The number of digits in the numeral for (875) 16?
The population of a town at the beginning of the year 1986 was 2,65,000. If the rate of increase be 52 per thousand of the population. Find the population at the beginning of the year 1991.?
What rate per cent per annum compound interest will Rs. 3,000 in 3 years if the interest is reckoned half yearly?
If log 2 = 0.3010 and log 3 = 0.4771, the values of log5 512 is
If log 2 = 0.30103, Find the number of digits in 256 is
Discussion & Comments
No comments yet. Be the first to comment!
Name:
Comment:
Post Comment
Join Discussion
Discussion & Comments