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.
The large moons of the gas giant planets (Jupiter, Saturn, Uranus, and Neptune) formed in a similar fashion to the planets. The small moons of the gas giants, as well as the moons of Mars and Pluto are probably leftover debris from formation of the planets that were captured by their respective planets gravity.