I believe it's B.
If I'm wrong tell me so I can see what I did wrong.
($9.20) 2 = $18.40 ...................
Answer:
Quadratic formula is in the 2nd picture.
Step-by-step explanation:
Answers in the photo.
Solve the equation for r by finding a,b, and c of the quadratic then applying the quadratic formula.
1/6 = 0.16 with a line over the 6 because it is repeating