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Math

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Hannah's teacher brought in a bucket containing 72 blocks. The blocks are red, yellow or blue. Hannah wants to figure out the number of blue blocks without emptying the bucket.
Hannah chooses a block from the bucket records its color and then replaces it. Of her 14 draws she records blue 5 times. Based on Hannah's experiment how many blocks are blue?

  • Math - ,

    prob(blue) = 5/14

    so (5/14)(72)
    = 25.7
    or appr 26 could be blue

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