Answer: a= $24.99
b= $39.98
I hope this helps
Step-by-step explanation:
Increase=5%of 4
=5÷100×4=0.2
So 4+0.2=4.2litres
Answer:

Step-by-step explanation:
<u>Properties of Logarithms</u>
We'll recall below the basic properties of logarithms:

Logarithm of the base:

Product rule:

Division rule:

Power rule:

Change of base:

Simplifying logarithms often requires the application of one or more of the above properties.
Simplify

Factoring
.

Applying the power rule:

Since


Applying the power rule:

Applying the logarithm of the base:

Step-by-step explanation:
I Think Its C