A bag holds seven red marbles and three blue marbles. If Jill reaches into the bag and pulls out one marble, what is the probability that the marble will be red?

Respuesta :

Answer:

7/10

Step-by-step explanation:

The total number of marbles is

7+3 = 10

P(red) = red /total = 7/10

Answer:7+3 = 10

red /total = 7/10