Dilate the point B(–4, 5) by a scale factor of 3 with the center at the origin. Identify the coordinates of the pre-image. B(–4, 5) Identify the scale factor. Scale factor: n = 3 Multiply the scale factor by each coordinate of the pre-image to find the coordinates of the image. B'(3(–4), 3(5)) The image point B' has coordinates B( , )

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?

What number gives you a irrational number when added to 2/5