Answer:
D
Step-by-step explanation:
every other answer makes no sense because it's either adding or subtracting normally therefore it has to be D that uses proportion
Answer: 20
Step-by-step explanation:
She can do .4 puzzles in .2 hours.
So, to see how many she can do in an hour, we multiply that by 5:
2 puzzles in one hour.
This question is impossible to answer without knowing or being able to see the question.
All sides of a triangle must add up to 180. 89 + 59 = 148. 180 - 148 = 32.