In the example, multiplying $6 by 25 percent gives a weighted-average CMU of $1.50 for Product A. Step 4. Add the weighted-average CMUs of each product together to give the total weighted-average contribution margin or weighted-average ratio for the company's current product mix.
Select the photographs to display the original source in another window. Links to external sites will be displayed in another window. Terrestrial planets have hard surfaces that can be re-shaped by several different processes: impact cratering, volcanism, erosion, and tectonics.
Three characteristics of Earth's orbital motion change slightly over long periods of time. These cyclical changes cause differences in the amount of sunlight the Northern and Southern Hemispheres receive. Analysis of deep-sea sediments has shown that these changes are closely associated with climate change. ! Click each image to see the animations.