honestly I needed help with this too
I hope this helps you
Answer:
0.0476
Step-by-step explanation:
4/84=0.0476
12
The average is calculated as
average = = = = 12
In order, they would be:
-4.45 min, -1.8 min, -(1 + 2/3) min, -1.375 min
Enjoy :)