9/12 is number 1. and Number 2 is 1/2 =4/8 and that is 1/2
Answer:
D.
Step-by-step explanation:
Two events A and B are independent when

where
is the probability that event A occurs given that event B has occured.
A = randomly selected person is from California
B = randomly selected person preferred brand A
A|B = being a person from California and preferring brand A.
Hence,

Since
events are independent.
-4+(-3)
=-7
since it’s two negatives , you’re just adding them
Usando proporciones, en conjunto con multiplicación cruzada, encontra-se que el valor de p es de 6.
<h3>¿Qué es una proporción?</h3>
Una proporción es una fracción de la cantidad total, e puede ser encontrada aplicando una regla de três.
En este problema, relación es dada por:

Aplicando multiplicación cruzada:
8p = 6(p + 2)
8p = 6p + 12
2p = 12
p = 12/2
p = 6.
Puede-se aprender más a cerca de proporciones en brainly.com/question/24615636
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