22. SAT scores have a mean of 1518 and a standard deviation of 325. Scores on the ACT have a mean of 21.1 and a standard deviation of 4.8.
a. Which is relatively better: a score of 1030 on the SAT test
or a score of 14.0 on the ACT test? (Hint: First find the z-score of each test)

The length of each stair is 11 inches. what is the rise, r, for each stair? round to the nearest inch. 2 inches 7 inches 17 inches 24 inches

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

Bring the fraction a/a-4 to a denominator of 16-a^2