A jar contains 200 marbles total. Some are black. If you pull 4 marbles out and 1 is black, how many out of the 200 marbles would you guess are black?

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asked Sep 6, 2021 92.7k views

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A jar contains 200 marbles total. Some are black. If you pull 4 marbles out and 1 is black, how many out of the 200 marbles would you guess are black?

Biology
high-school

Ryan Horrisberger asked

by Ryan Horrisberger

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Out of 200 marbles, there are 40 black marbles

Seybsen answered Sep 12, 2021

by Seybsen

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