Mẹo How many ways can 3 white 4 red and 1 blue marbles be arranged in a row if marbles of the same Colour are indistinguishable?

Mẹo về How many ways can 3 white 4 red and 1 blue marbles be arranged in a row if marbles of the same Colour are indistinguishable? 2022

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How many ways can you order 3 blue marbles 4 red marbles and 5 green marbles marbles of the same color look identical?How many ways can you arrange marbles?What is the probability that all 4 marbles are red?What is the probability that the second marble is blue?

How many ways can you order 3 blue marbles 4 red marbles and 5 green marbles marbles of the same color look identical?

There are 8C3=56 ways. First place the 7 red marbles leaving space to place the green marbles between them like this. There is one way to do this.

How many ways can you arrange marbles?

Answer and Explanation: Number of ways arranging the marbles given that marbles are indistinguishable. Therefore, there are 11,500 ways to arrange the marbles by color. Number of ways arranging the marbles given that marbles are of different size. Therefore, there are 39,916,800 ways to arrange the marbles in total.

What is the probability that all 4 marbles are red?

The probability all four marbles are red is 9/23 * 8/22 * 7/21 * 6/20. There are 23 total marbles (9 red, 7 white, and 7 blue). You want to select 4 marbles randomly without replacement.

What is the probability that the second marble is blue?

And the probability the second marble is blue is four-sevenths as four of the seven remaining marbles are blue. As already mentioned, we are dealing with conditional probability. And we need to find the probability that the second marble is red given that the first marble is red. Tải thêm tài liệu liên quan đến nội dung bài viết How many ways can 3 white 4 red and 1 blue marbles be arranged in a row if marbles of the same Colour are indistinguishable?

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