Problem: You are giving CPR to an adult. How fast and how deep should you do chest compressions? Need Assignment Help? At a rate of at least 100 compressions per minute and at least 2 inches deep At a rate of at least 100 compressions per minute and 2 - 2.4 inches deep At a rate of 100 - 120 compressions per minute and 2 - 2.4 inches deep At a rate of 100 - 120 compressions per minute and at least 2 inches deep