Raina wants to paint the ceiling of her restaurant. the ceiling is in the shape of a square. its side lengths are 55 feet. suppose each can of paint will cover 275 square feet. how many cans will she need to paint the ceiling?

How do i do this activity, is appreciated

One positive number is 9 more than twice another. if their product is 95, find the numbers

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.