1. A typical city of 100,000 people has 1,400 miles of city streets. The surface area of that city is 72 square miles. What is the surface area of your city now with 50,000
people? How many miles of city streets are in your city now?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

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.