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31-03-2017
Mathematics

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Choose a marble from a bag that contains 5 green marbles and 15 marbles of any different colors(not green). Replace the marble. Repeat twenty times and record your results. Green marble= green car and any other color marble=not a green car.

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Аноним Аноним

01-04-2017

Green marble = 5 / 20 = 1/ 4

not green = 15 /20 = 3/4

hope it helped

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