Assume that two marbles are drawn without replacement from a box with 1 blue, 3 white, 2 green, and 2 red marbles. Find the probability of the indicated result.The second marble is red, given that the first marble is white.

A.
B.
C.
D.


Answer: C

Mathematics

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A.

B.

C.

D.

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First use front end rounding to estimate the answer. Then multiply to find the exact answer.  

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Mathematics