Answer:
def driving_cost(driven_miles, miles_per_gallon, dollars_per_gallon):
gallon_used = driven_miles / miles_per_gallon
cost = gallon_used * dollars_per_gallon
return cost
miles_per_gallon = float(input(""))
dollars_per_gallon = float(input(""))
cost1 = driving_cost(10, miles_per_gallon, dollars_per_gallon)
cost2 = driving_cost(50, miles_per_gallon, dollars_per_gallon)
cost3 = driving_cost(400, miles_per_gallon, dollars_per_gallon)
print("%.2f" % cost1)
print("%.2f" % cost2)
print("%.2f" % cost3)
Step-by-step explanation: