A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

nuccioreggie

  • one year ago

The table below shows the number of marbles of different colors in a bag: Marble Experiment Color of Marbles Number of Marbles Red 1 White 5 Black 10 Ursula draws a marble from the bag randomly without looking. She then draws another marble from the bag without replacing the first one. Which expression shows the probability of drawing black marbles in both the trials? 10 over 16 added to 9 over 16 10 over 16 added to 9 over 15 10 over 16 multiplied by 9 over 16 10 over 16 multiplied by 9 over 15

  • This Question is Closed
  1. nuccioreggie
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    @welshfella please help

  2. nuccioreggie
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    thank you for coming really

  3. welshfella
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    P(black first draw) = 10/16 p(black on 2nd draw) = 9/15 multiply these 2 probabolities

  4. nuccioreggie
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ok 1sec i am right now

  5. welshfella
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    which one do you think it is?

  6. nuccioreggie
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    3/6

  7. nuccioreggie
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    oh oh oh sorry D

  8. welshfella
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    no need to work it out yes thats right D

  9. nuccioreggie
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    ok can you help me with a cople more please @welshfella

  10. welshfella
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    gotta go right now sorry

  11. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.