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Health, 12.07.2019 04:00, jayme2407

Ajar contains 20 white marbles, 30 black marbles. half of the marbles are black. find the ratio

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Mathematics, 11.07.2019 23:00, daisyyy12

Ajar contains four white marbles, five red marbles, and six black marbles. if three marbles were selected without replacement at random, find the probability that they are all red.

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Mathematics, 19.10.2019 06:10, boo050341

Raven has a bag of 33 red and black marbles. the number of red marbles is 6 more than double the number of black marbles. letr represent the number of red marbles and b represent the number of black marbles. which statements about the marbles are true? check all that apply. the equation r+b-33 represents the total number of marbles. the equation r - 26+6 can be used to find the number of red marbles. the equation - 26+6 represents the total number of marbles. the equation r+33 can be used to find the number of red marbles. there are 9 red marbles in the bag. there are 9 black marbles in the bag. there are 24 black marbles in the bag. there are 24 red marbles in the bag. mark this and return save and exit next submit javascript: void(o) civity oid ortivity

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Mathematics, 07.11.2019 00:31, 11232003

Ajar contains 4 white and 4 black marbles. we randomly choose 4 marbles. if 2 of them are white and 2 are black, we stop. if not, we replace the marbles in the jar and again randomly select 4 marbles. this continues until exactly 2 of the 4 chosen are white. what is the probability that we shall make exactly n selections?

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Ajar contains 20 white marbles, 30 black marbles. half of the marbles are black. find the ratio...

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