Solveeit Logo
Login

Question

Quantitative Aptitude Question on Logarithms

log12 81=p, then 3(4-p/4+p) is equal to

A

log416

B

log68

C

log616

D

log28

Answer

log68

Explanation

Solution

The correct answer is (B):
log12 81 = p ā‡’ log1234 = p
4log12 3=p
ā‡’ p/4 = log12 3
3(4-p/4+p)=3(1-p/4/1+p/4)
= 3(1-log12 3/log12+log12 3)
= 3(log(12/3)/log(12/3))
= 3log4/log36 = 3log36 4
= log68