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
The car went about 35.34 miles per gallon.(How? Divide 7.3 into 257 and you got your answer.)
Since you are just converting the minutes to hours, you can disregard the 15 miles
To change
36 minutes
60 minutes
36/60
3/5
.6 hours
0.6 hours
Each notepad costs $5 therefore she bought 2 because 5+2=10.