KadiatouX387579 KadiatouX387579

25-10-2022
Mathematics

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A bag contains 6 red, 5 blue and 4 yellow marbles. Two marbles are drawn, but the first marble drawn is not replaced. Find P(red, then blue).

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NalleliF565609 NalleliF565609

25-10-2022

5 + 6 + 4 = 15

red is 6/15 then taken out

then blue is 5/14

6/15 * 5/14 = 1/7

1/7 or about 0.143

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