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.
Observed features any origin model of the solar system/planets must explain 1. Disk shape 2. Orbits in same plane, 3. For most planets, direction of motion and orbit are same (note peculiarities of Venus, Uranus, Pluto however) 4. Two planetary types: Inner terrestrial planets are high density, Jovian outer planets are low density).