Answer:
and 
Step-by-step explanation:
Given

per section

Required
Model the scenario
The model of this scenario is:

This gives:
<em />
<em> -- This represents the multiplication model</em>
Divide both sides by 18



Reorder
<em />
<em> -- This represents the division model</em>
Answer:
Step-by-step explanation:
12/4=3 and 16/8=2
Answer:
top right
Step-by-step explanation:
If you imagine yourself building with that model you can see its that one
Answer:
960 i think
Step-by-step explanation: