62% of all bald eagles survive their first year of life. Give your answers as decimals, not percent. If 31 bald eagles are randomly selected, find the probability that A. Exactly 20 of them survive...

62% of all bald eagles survive their first year of life. Give your answers as decimals, not percent.  If 31 bald eagles are randomly selected, find the probability that



A. Exactly 20 of them survive their first year of life.
B. At least 18 of them survive their first year of life.

C. Between 15 and 21 (including 15 and 21) of them survive their first year of life.