3 years ago

what is the probability of drawing two yellow marbles if the first on is NOT place back into the bag before the second draw?

1 answer:

Kruka [31]3 years ago

6 0

Answer:

1/45

Step-by-step explanation:

I assume there are 10 marbles total, 2 of which are yellow.

The probability the first marble is yellow is 2/10.

There's now one less marble, so the probability that the second marble is yellow is 1/9.

The total probability is (2/10) (1/9) = 1/45.

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