$100$ represents the present value, as it is used in the present value formula, for which of these problems? Select all that apply.Multiple select question.Russ' savings account increased in value from $$100$ five years ago to $$111$ today.Marcus received $$100$ today from a bond purchased for $$50$ several years ago.Janice invested $$100$ today at $9$ percent interest for ten years.Shawn invested $$40$ which has increased in value to $$100$ today.