Need help on quiz plz help

Aclient with legionnaires' disease is prescribed azithromycin, 500 mg on the first day, and then 250 mg on days 2 through 5. after completing the therapy, how many grams of the drug has the client received? enter the number only.

Christie's doctor recommends that she eat 40 grams of protein a day. she's already consumed 50% of her protein recommendation for the day. how many servings of the given snack should christie have to meet her daily protein recommendation?

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time