80 % Petrol + 20 % Benzene + Small quantity of ETHANOL 80 % Petrol + 20 % Ethanol + Small quantity of Benzene 80 % Ethanol + 20 % Benzene + Small quantity of Petrol 50 % Petrol + 50 % Ethanol + Small quantity of Benzene
SOLUTION :A MIXTURE of 20% ethanol and 80% gasoline (petrol) CALLED power alcohol is used in internal COMBUSTION engines to drive power .