bluedimondxx bluedimondxx

13-02-2017
Mathematics

contestada

A bag contains 40 marbles, 4 of which are blue, 10 are red, 25 are green, and 1 is purple. Shawna takes a marble out of the bag, records the color, and returns it to the bag. How many green marbles should she expect after 400 trials? (5 points)

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kyankee1999 kyankee1999

13-02-2017

25/40=62.5% of green.
400*.625=250 green marbles.

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