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Mathematics, 15.12.2021 01:00 ChocCole

Suppose there is a bag with three types of marbles in it: blue, white, and red. Deborah randomly chooses one and replaces it before choosing a second one.
How many possible combinations can she choose?

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Suppose there is a bag with three types of marbles in it: blue, white, and red. Deborah randomly cho...
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