Well there are many words that can answer that. Is there a word box or hints towards the specific words? If not just say heavily.
I believe the answer is a cutaway drawing/cutaway diagram
It is a productive farming area
In order to find how many miles can Sara drive on 12,3 gallons, we need to find how how many gallons of gas will suffice for 1 mile.
3,2/ 70= how many gallons of gas are used per mile
Then we divide our answer with 12.3 and get how many miles sarah can drive.
They are also known as a Geographic Information Specialist. I don't know if that is what you're looking for but I hope it helps