The range is the difference between the largest and smallest number. So for those numbers the lowest value is 6 and the highest is 16. So 16 - 6 = 10
So the range is 10
There’s no attachment, i can try to help tho what does the problem look like
The answer is 27/23. The way you listed the answers is confusing so I’m not giving a letter. Because [17+10]/[17+6]= 27/23
F (x)= x+12 is the inverse of the function