There is a 50 chance that a newborn baby will be a boy. For ...

[rayancarla1]

There is a 50 chance that a newborn baby will be a boy. For families with four children, what is the probability that all the children are boys?
 
  A) 0.2512
  B) 0.3754
  C) 0.0625
  D) 0.1587

Question 2

Eighty percent of the time, the stoplight will change before you have to wait X seconds, what is the value of X?
 
  A) 90 seconds
  B) 24 seconds
  C) 30 seconds
  D) 96 seconds

[cpetit11]

Answer to Question 1

C

Answer to Question 2

D

[rayancarla1]

Gracias!

[raili21]

TYSM