Natural. At least that was what my teacher said.
Answer:
giant hand. basta ayan sagut ko
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.