If you are seconds behind someone and they stop fast you will hit them. Breathing-- give two rescue breaths using mouth-to-mouth. Circulation-- after giving them two rescue breaths, check the pulse to see if their heart is still beating.
Take 10 seconds maximum to determine if a person is breathing. It is not seconds, but car length. How many seconds should you take to see if a person is breathing. Each one of the rescue breaths should be given over 1-2 seconds. If an adult is not breathing, go directly to cpr. How many seconds should you wash your hands.
When giving rescue breaths to a child, you should give 1 breath about every 3 seconds. How many many seconds should you look ahead of your car. It doesn't matter how many seconds you should wash your hand, but that you wash them thorougly. For adult, there is no more artificial respiration for the lay person.