1.4k views
12 votes
A bag contains 5 black marbles, 7 blue marbles 3 green marbles 4 red marbles and 1 white marble. What is the probability of selecting a black marble then a red marble

1 Answer

10 votes

Answer: The probability of selecting a black marble then a red marble would be 1/20

Step-by-step explanation: 5/20 x 4/20 = 1/4 x 1/5 = 1/20

User JoGoFo
by
4.3k points