A Bag Contains 8 Red Marbles 4 White Marbles

Eight marbles are withdrawn at random.

A bag contains 8 red marbles 4 white marbles.

The first marble is returned in the bag before drawing the second. Find the following probabilities and round to 4 decimal places a. What is the probability that all the marbles are red. How many of the withdrawn marbles are white if the chance of drawing a white marble is now 1 in 4.

B a bag contains 5 red 8 green and 7 white balls. A bag contains 8 red marbles 7 white marbles and 7 blue marbles. Find p red and blue. You draw 5 marbles out at random without replacement.

We will assume that only two marbles are drawn from the bag and hence there are two cases. A bag contains 8 red marbles 4 white marbles and 5 blue marbles. Round your answer to the nearest tenth of a percent if necessary. Answer by kingme18 98 show source.

To ask unlimited maths doubts download doubtnut from https goo gl 9wzjcw a box contains 5 red and 4 white marbles. A bag contains 8 red marbles 5 white marbles and 10 blue marbles. A bag contains 4 red 2 blue 6 green and 8 white marbles. The probability that all the marbles are red is b.

The first marble is not returned in the bag before drawing the second. If a marble is drawn from the box. The probability that none of the marbles are red is. Click here to get an answer to your question a a box contains 3 blue 2 white and 4 red marbles.

A bag contains 8 white 4 red 7 green and 5 blue marbels. 8c2 15c3 23c5 0 3786 what is the probability that none of. Two marbles are drawn successively from the box without replacement and the. One ball is drawn at random from the bag find the probability of getting i a white ball or a green ball ii neither a green.

What is the probability of selecting a white marble at random from this bag not replacing the marble and then selecting another white marble.