2.80*.15=.42
2.80-.42= 2.38
the answer is $2.38 (this was the price before)
Amounttotal=amount per day times number of days
200=17.1 times d
divide both sides by 17.1
11.695=d
about 12 days
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.
You already got the right answer there! That transformation is purely a reflection!
Answer:
1/4
Step-by-step explanation:
First you subtract the numerators ( 3 - 2 = 1 ) and since you are adding you would keep the same denominator aka 4 and then you get 1/4