In CPR one has to follow strict directions, and the directions are as follow: 1 preson CPR Adults 30 compressions to 2 breaths. Child 30 compressions to 2 breaths. Infant 15 compressions to 2 breaths. 2 person CPR Adults 30 compressions to 2 breaths Child 15 to 2 breaths Infant 15 to 2 breaths