Answer:
a) 
b) 
Step-by-step explanation:
Use logarithm properties:

Then
a) 
b) 
The answer for this question is 1,100
Decrease = initial price - final price
% decrease = [ (initial price - final price) / initial price ] *100
% decrease =[ (2.89 - 2.83) / 2.89] * 100 = 2.08, which can be rounded to 2.1
Answer: 2.1 %
Answer:
1,2,1
Step-by-step explanation:
The 3rd 1 am not sure though