rileygroup2 rileygroup2

03-04-2018
Mathematics

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The probability that you randomly selected a red marble from a group of 40 marbles is 7/20, how many are red marbles?

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Аноним Аноним

03-04-2018

x/40 = 7/20
40/20=2
x=7x2=14

14 red marbles

Hope this helps.

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