Isabella has $9 in a savings account. The interest rate is 10%, compounded annually. To the nearest cent, how much interest will she earn in 3 years?

Pls brainliest will be awarded if answer is correct

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.

Which of the following parabolas opens up?