Answer:
A 4955.30
Step-by-step explanation:
A = P ( 1+i) ^ t
where A is the amount in the account
P is the principal
i is the interest rate
and t is the time in years
A = 4000(1+.055)^4
A = 4000(1.055)^4
A = 4955.2986025
Rounding to the nearest cent
A = 4955.30
Yesterday's price of notebook = $3.45
Today's price of notebook = $3.20
We have to determine the percentage decrease in the cost of notebook.
Percentage decrease = (Decrease Old price)
So, percentage decrease =
=
= 7.246%
= 7.25%
Therefore, there is 7.25% of decrease in the cost of the notebook.
Answer:
The first one. it is correct