At what gas station dose gas cost the least per gallon

To calculate each of these, divide the number of gallons into the total cost for each gas station.

E) $21.18/6= $3.53 per gallon
F) $28.32/8= $3.54 per gallon
G) $35.60/10= $3.56 per gallon
H) $42.60/12= $3.55 per gallon

Gas cost the least at gas station E) $3.53 per gallon

Hope this helped!  :)