Why is it important to set realistic goals ?

It is important to set realistic goals so as not to consistently let yourself down by creating unrealistic goals that you know you will not be able to achieve. By setting realistic goals, you will be able to enjoy life and feel proud of your achievements, without letting your goals rule you and make you an unhappy person.

The answer would be age 18.

20 times a minute is usually the average respritory rate of an adult. additionally the patient is breathing on his own, is clearly maintaining his airway, and is intaking a sufficient amount of air. you shouldn't use a bag valve mask, cpap, or other form of positive pressure ventilation, unless the patient has lost control of his airway, and is not breathing (apneic) or has rapid breathing or slow and shallow respirations. this patient would most likely and should be put on an non-rebreather mask or nrb attached to 100% high flow oxygen at 15 l/min. don't use a nasal cannula, as the amount of oxygen it provides is limited with a rate of 6 l/min.