3 = 3/1 = 9/3
0.666 is 2/3
2/3 + 9/3 = 11/3
So 3.666 as a fraction is 11/3.
As a mixed number, it is 3 and 2/3.
Answer:

- Number of times that Noah volunteered at pet shelter.
- Number of times that Keith volunteered at pet shelter.
Step-by-step explanation:
After reading the statement of the problem, the following variables are described below:
- Number of times that Jason volunteered at pet shelter.
- Number of times that Noah volunteered at pet shelter.
- Number of times that Keith volunteered at pet shelter.
The following two relations are presented herein:
Noah and Jason

Jason and Keith

The relationship between the number of times Noah and Keith volunteered is:

I don’t know what I’m solving for so I solved for h and with that it should be h=q/2+m/2
Explanation:
15h-m=13h+q
-13h -13h
———————-
2h-m=q
+m +m
———————-
2h=q+m
/2 /2 /2
———————-
H=q/2+m/2