Ramesh , 30 yrs old male,diagnosed case of CO poisoning presented with syncope or coma with intermittent convulsions, rapid respirations, tachycardia with a weak pulse and pink or red discolouration of the skin; estimated percentage of COHb : -: (A) 30 to 40 %, (B) 40 to 50 %, (C) 50 to 60 %, (D) 60 to 70 %
Answer is C. None