Answer:
Step-by-step explanation:
Side Original length Copy length
a 4 1 
b 6 1.5 
c 20 5 
d 16 4 
Part A: Determine the test average for your math class after completing test 2. (2 points)
Part B: Determine the test average for your science class after the completing test 2. (2 points)
Part C: Which class had a higher average after completing test 4? Show work to support your answer. (6 points)
Your answer should be 19>n+3