A child suffering from acute diarrhoea is brought to the casualty and is diagnosed as having severe dehydration with pH of 7.23. Serum Na– 125, Serum K– 3, HCO3– 16. The best I.V. fluid of choice is –
3% Saline N/3 Saline + 10% dextrose Normal saline N/3 saline + 5% dextrose