asked May 3, 2016 in Statistics Answers by bob

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

The chances of the first being red is 2/5 because there are 5 colours, 2 of which are red. That leaves 1 red, 2 green and 1 black. The chances of picking another red is 1/4. The combined probability is 2/5 * 1/4=1/10.

answered May 3, 2016 by Rod Top Rated User (592,680 points)

Related questions

1 answer
Welcome to, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!
81,853 questions
86,191 answers
69,801 users