Question

Jia has a bag with a purple marble, a white marble, and an orange marble. She pulls a marble from the bag and then puts it back 3 times.

PART A: How many possible outcomes are there for this experiment?
Part B: What is the probability of selecting exactly 2 white marbles?
PART C: What is the probability of selecting two orange marbles after selecting a purple marble?

Answer 1

part a: i got 15 outcomes
part b: 4/15, about 26.7%
part c: 1/15, about 6.67%

hope this helps you :,)