I need help if correct I will mark you

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

Rectangle abcd is similar to rectangle rstu . what is the scale factor of a dilation from abcd to rstu ? enter your answer in the box.

As a salesperson you get $53/day and $3.75/ each sal you make. if you want to make at least $128 in one day, how many sales would you need to make? a 10b 15c 20d 25