So keep getting a EOF error for line 1 and line 2. Have no idea why

301376.1830586.qx3zqy LAB ACTIVITY 2.14.1: LAB: Driving costs main.py 1 Miles_per_gallon = float(input()) 2 Cost_gas = float(input()) 3 4 5 6 cost_20 = ((20/ Miles_per_gallon) (Cost_gas)) 7 8 cost_75 = ((75 / Miles_per_gallon) * (Cost_gas)) * 9 10 cost_500 ((500 / Miles_per_gallon) * (Cost_gas)) 11 12 print('{:.2F}{:.2F}{:.2F}'.format(cost_20, cost_75, cost_500))