In a study, researchers found that for every 3 people who preferred brand a toothpaste 1 person preferred brand b toothpaste. which ratio describes the results of the study? a. 1: 3 b. 1: 4 c. 3: 1 d. 4: 1

What does the sign of the slope tell you about a line?

Answer 20 points and brainiest ! on the board, your teacher writes an example of how to find the median. one of the numbers is erased, leaving what is shown, 18, 30, 26,12 22. what is the median? a. 10 b. 20 c. 24 d. 28

Solve the following system of equations express your answer as an ordered pair in the format (a,b) with no spaces between the numbers of symbols 5x+2y=22