probabilities

posted by .

The proportion of red marbels in a large jar of red and black marbels is 0.4 and the percentage of damaged red and black marbels is 0.7.
What is the probability of selecting randomly a black and damaged marbel?

If you randomly select three marbels, what is the probability of selecting a red OR a black marbel?

If you select five at random what is the probability of selecting at least one of each color?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. 4th grade

    box A has 3 red marbels, and 2 yellow marbels. box B has 2 red marbels and 1 yellow marbel Which box has a greater chance of picking a red marbel from it?
  2. statistics

    The red face cards and the black cards numbered 2-9 are put into a bag. Four cards are drawn at random without replacement. Find the following probabilities: a) All 4 cards are red b) 2 cards are red and two cards are black c) At least …
  3. probability

    a bag contains red and blue marbles. with 10% more blue marbles than red. a)what is the probability of selecting 5 blue marbels ?
  4. 3rd

    to the nearest ten, a jar contains 60 marbels. What is the least number os marbels that can be in the jar?
  5. math

    Color Number of Marbles Blue 4 Black 2 Red 5 Orange 4 Green 5 Rachel has 20 marbles in a jar. This table shows the number of blue, black, red, orange, and green marbles. What is the probability that if she randomly drew a marble out …
  6. math

    Three boxes, labeled A,.B. C, contain 1 red and 2 black balls, 2 red and 1 black balls, and 1 red and 1 black ball, respectively. Compute the terminal probabilities by using the multiplication technique. Then add the terminal probabilities …
  7. Science

    In a particular breed of cattle, a black coat is dominant over a red coat. If a cow with a red coat is crossed with a black bull that is heterozygous for coat color, what percentage of their offspring would you expect to be black?
  8. stats

    a hat contains a number od cubes: 15 red, 10 white, 5 blue and 20 black,20 years gone and i am back again. one cube at random. what is the probability that it is: a) a red cube?
  9. stats

    A jar contains 7 black balls and 25 red balls. You take 2 out without replacing them. Find a)the probability of drawing 2 red balls in a row, b) the probability of drawing a red ball, then a black ball, c) the probability that the …
  10. Math

    There are 35 marbels in a bag: 9 blue marbels, 8 green marbels, 4 red marbels, 8 white marbels, and 6 yellow marbels. Find P(red). Write the probability as a fraction in simplest form, a decimal, and a percent. A. 4\31,0.129,12.9% …

More Similar Questions