Answer: x= 0.18779342
Step-by-step explanation:
Answer:
Th answer is C u got it right
Step-by-step explanation:
Answer
Find out the what was the price of the stereo .
To prove
Let us assume that the price of the stereo be x .
As given
Consumer Math The sales tax in the town where Amanda lives is 7%.
7% is written in the decimal form

= 0.07
As given
Amanda paid $35 in sales tax on a new stereo .
Than the equation becomes
x × 0.07 = 35

solving the above
x = $ 500
Therefore the price of the stereo is $ 500 .
Hence proved
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➷ Standard deviation = 
Substitute the values in:
= 8.1975...
This can be rounded to give an approximate answer of 8.2
The answer is option A.
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