When two or more rescuers are administering cpr to a child, they should give rescue breaths every?

When giving CPR to an adult, how far should you press down with each compression? 1 1 / 2 ... What is the compression-ventilation ratio for a two man rescuer infant or child CPR? 15:2 ... Every time the rescuer opens the airway to deliver rescue breaths, the rescuer should look into the mouth and remove the object if seen