Feng needs to build a rectangular shipping box with a volume of 9 cubic feet. He has two pieces of plywood that measure 2 feet w
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Answer:
Step-by-step explanation:
We start with 12 marbles. So the probability of selecting a red marble is 4/12, or 1/3. Since this marble is not returned, we now have 11 marbles left, so the probability of selecting a second red marble is 3/11. Multiply 1/3 by 3/11, obtaining 1/11.