Answer:

Step-by-step explanation:
Get rid of the parenthesis then combine like terms
Answer:
D
Step-by-step explanation:
TAN is opposite/adjacent
15/8
Answer:
57.14%
Step-by-step explanation:
So to get this answer I just had to find out what percent 16 was of 28. So 57.14% of the dogs are purebred.
1:3, Because you can simplify the numbers by dividing by two.