Answer:

Step-by-step explanation:
Donna's Rate is 
Rico's Rate is 

Cross-Multiply



Donna's Rate is 
Rico's Rate is 

If the ratio is 8:6:4, then the measure of the angles is 45, 60, and 70 degrees.
There are many possible solutions. As long as it’s a number greater than 4 it’s acceptable.
Examples:
5,6,7,8,9,10,11,12,13,14,15,16,1000,1030,1937
:)