8 time 8 equals 64.
This is just one example.
Net change of wrestlers
Average rate of change = ---------------------------------
number of rounds
9 - 64 wrestlers - 55 wrestlers
Average rate of change = --------------------- = ------------------
4 rounds 4 rounds
Answer: there were 55 fewer wrestlers between rounds 1 and 4.
Answer:
10
Step-by-step explanation:
3+2=5+26=31+9=40/4=10
