A box contains 11 marbles numbered from 1 to 11, choose 3 marbles at random and add the numbers on t | Mathematics | Page 1

warm zenith May 5, 2024, 11:37 AM

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A box contains 11 marbles numbered from 1 to 11, choose 3 marbles at random and add the numbers on those 3 marbles together. probability that the result is an even number

fringe elbowBOT May 5, 2024, 11:37 AM

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wicked umbra May 5, 2024, 12:59 PM

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5C3+5C2x6C1/11C4

warm zenith May 5, 2024, 2:43 PM

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wicked umbra

im vietnamese :)))

#A box contains 11 marbles numbered from 1 to 11, choose 3 marbles at random and add the numbers on t