A Jar Contains 10 Red Marbles And 20 Blue Marbles

A the marble is red b the marble is red or odd numbered c the marble is blue and even numbered answer by ikleyn 33701 show source.

A jar contains 10 red marbles and 20 blue marbles.

What is the probability of randomly selecting a red marble. If you reach in the jar and pull out 2 marbles at random at the same time find the probability that both are red 17 total marbles the 1st pick is 5 17 then 2nd is 4 16 the product is 5 68 makes no difference if you take 2 at a time or 2 different choices without. There are 25 possible outcomes p red 10 25 2 5. Find the probability of the given event.

A if one marble is drawn at random what is the probability that it is red. What is the minimum sat score needed to be in the top 10 of the distribution. In a binomial situation p q 1 00. Find the probability of the given event.

A the marble is red b the marble is odd numbered c the marble is red or odd numbered d the marble is blue and even numbered. 4 red 6 white and 10 blue. If you take a random sample of two marbles from this jar at the same time and one of the marbles is blue then the probability that the other marble is blue is p 19 29. Suppose a jar contains 5 red marbles and 12 blue marbles.

If you remove marbles one at a time randomly what is the minimum number that must be removed to be certain that you have at least 2 marbles of each colour. A marble is drawn at random from the jar. There are 10 ways to succeed. Two marbles are drawn without replacement.

B find probabilities for p bb p br p rb p ww p at least one red p exactly one red 3. A jar contains 4 black marbles and 3 red marbles. A jar contains 8 red marbles numbered 1 to 8 and 10 blue marbles numbered 1 to 10. A draw the tree diagram for the experiment.

Scores on the sat form a normal distribution with μ 500 and σ 100. A jar contains 10 red marbles and 20 blue marbles. A jar contains 15 blue and 10 red marbles. A jar contains 10 red marbles and 20 blue marbles.

A what is the probability that one will be green and the other red. A marble is drawn at random from the jar. Two marbles are drawn without replacement from a jar containing 4 black and 6 white marbles. A jar contains 12 red marbles numbered 1 to 12 and 6 blue marbles numbered 1 to 6.