Answer:
The base is 4.2426.
Step-by-step explanation:
Logarithm definition:
Suppose we have that:

It means that;

In this question:

It means that:

![x = \sqrt[6]{5832}](https://tex.z-dn.net/?f=x%20%3D%20%5Csqrt%5B6%5D%7B5832%7D)


The base is 4.2426.
Answer:
V=7.8
Step-by-step explanation:
V=πr^2 h/3
V=3.14*1.8^2 2.3/3
V=7.8
It is given that the cost price of the MP3 player is $60 and the selling price is $105.
The markup is given by the formula:
Markup = 
= 
= 1.75 × 100
= 175%
Yes, the classmate is correct.
Hence, the markup is 175% and the classmate is correct.