One dozen is 12, so you’d set up the equation like this:
0.75(12) = 9
A dozen bars cost $9.
Answer:
<h2>
The interest ethan will pay is $164.25</h2>
Step-by-step explanation:
To calculate the interest paid by ethan on the borrowed bike using the formula.
Simple Interest = Principal * rate * time/100
Principal = $2,190, rate = 2.5%, time = 3years
On substitution
SI = 

The interest ethan will pay is $164.25
D is the correct answer I think.
184/525
(this is me adding characters)