Answer:


Step-by-step explanation:
Given


Solving (a): The earnings.
This is calculated as:



Solving (b): New Value
This is calculated as:
So, we have:



The answer is 15 because absolute deviation means a number of units a certain number is for 0. So, both 15 and -15 would have an absolute deviation of 15 because both numbers are 15 units away from 0. Hope I helped! Please rate me the Brainliest!
Answer:11
Step-by-step explanation:
Answer:
20 miles
Step-by-step explanation:
Add $1.50 plus $0.60 times 20 which is $13.50
The number you multiply to get to $13.50 is the amount of miles
Usually its easier to subtract numbers written vertically because of the sheer fact that you're just taking away instead of adding on. If you have basic idea about adding then you should understand subtracting easier. But, because most schools teach adding first its easier for some.