(9-243)/(4-1)=-78
D)−78 contestants per round, and it represents the average rate at which the number of contestants changed from the first round to the fourth roundReport · <span>14/12/2015</span>
Answer: a) about 450
Step-by-step explanation:
50 multiplied by 9 is 450 and its asking for an approximate so it would be anything near 450
Answer:
The correct answer should be B.
I hope this helps!
-Mikayla
Answer:
86
Step-by-step explanation:
Answer:
Conjecture: For every number x, the result of the is 2x
Step-by-step explanation:
First Number: 8
Multiply by 88: 
Add 88: 
Divide by 44: 
Subtract 2: 
Second: 10
Multiply by 88: 
Add 88: 
Divide by 44: 
Subtract 2: 
Third: 5
Multiply by 88: 
Add 88: 
Divide by 44: 
Subtract 2: 
Fourth: 2
Multiply by 88: 
Add 88: 
Divide by 44: 
Subtract 2: 
On a general terms:
Let the number be x.
Multiply by 88: 
Add 88: 
Divide by 44: 
Subtract 2: 
Notice that for every input x, the result is 2x