the value of a machine depreciated each year by 15% of its value at the beginning of the year. if the value of the machine after 3 years is 31,934.50, find its value when its new

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?