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Conditional Probability

A box contain...

Question

A box contains 15 red marbles, 15 blue marbles and 30 green marbles. 5 marbles are drawn from the box, what is the probability that atleast one will be green?

A

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B

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C

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D

0

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Similar questions

A box contains 10 red marbles, 20 blue marbles and 30 green marbles. 5 marbles are drawn at random. From the box, what is the probability that :

(i) all are blue?

(ii) at least one is green?

Q. A box contains

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8

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green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be (i) red ? (ii) white ? (iii) not green?

A box contains 3 green marbles, 5 red marbles and 2 blue marbles find the probability of getting a red marble.

Q. A box contains 10 green, 20 red, 30 Black and 40 orange marbles. One marble is drawn from the box at random. The probability that marble is neither green nor orange is

Q. Question 9 (iii)
A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be not green?

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