A child presents with acute diarrhea with signs of dehydration; On investigation, Na+ 125 mEq/L, K+ 3 meq/L, HCO3- 16 mEq/L and pH is 7.23. IV Fluid to be given is?
Normal saline 3% saline N/2 saline + 10% dextrose N/3 saline + 5% dextrose