It is 9:4.
Reason: divide both numbers by a common multiple, which is 7.
Answer:
The choice Draw 2
Step-by-step explanation:

I hope I helped you^_^
Answer:
1.5
I am sure of my answer !!!!
Step-by-step explanation:
Hope it helped :)
Answer:
-1
Step-by-step explanation:
To find the average rate of change in a interval

We use the following formula:

Applying this to our interval

We have the following rate of change:

We have an average rate of change equals to 6.