High School

Welcome to the article Ms Haden has the following pens in her desk drawer 2 red pens 3 blue pens 4 black pens Ms Haden will randomly select one. On this page, you will learn the essential and logical steps to better understand the topic being discussed. We hope the information provided helps you gain valuable insights and is easy to follow. Let’s begin the discussion!

Ms. Haden has the following pens in her desk drawer:

- 2 red pens
- 3 blue pens
- 4 black pens

Ms. Haden will randomly select one pen, keep it, and then randomly select another pen. What is the probability that Ms. Haden will select a blue pen first and then a black pen?

A. 4/27
B. 1/6
C. 7/18
D. 1/5

Answer :

Answer:

B

Step-by-step explanation:

There are 2+3+4=9 total pens. The chance of selecting a blue pen is 3/9, or 1/3. Then there's 8 pens left, so the chance of selecting a black pen is 4/8=1/2. To answer the question, we multiply 1/3*1/2=1/6.

Thank you for reading the article Ms Haden has the following pens in her desk drawer 2 red pens 3 blue pens 4 black pens Ms Haden will randomly select one. We hope the information provided is useful and helps you understand this topic better. Feel free to explore more helpful content on our website!

Rewritten by : Brahmana