<prompt> Fast breathing in a child less than 2 months is defined as respiratory rate more than -40 breaths per minute50 breaths per minute60 breaths per minute70 breaths per minute  <response>: Ans. is c i.e., 60 breaths per minute Fast breathing is defined asi Child less than 2 months of age - 60 breaths per minute.ii Child aged 2 months upto 12 months - 50 breaths per minuteiii Child aged 12 months upto 5 years - 40 breaths per minute 