Two Marbles Are Drawn Without Replacement from a Box with 3

question 191

Multiple Choice

Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability.
-The second marble is blue given the first marble is red.

• A) \(\frac { 1 } { 7 }\)
• B) \(\frac { 1 } { 4 }\)
• C) \(\frac { 1 } { 8 }\)
• D) \(\frac { 2 } { 7 }\)

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Definitions:

Reagents

Materials or chemicals introduced into an environment to initiate a chemical reaction or to test for the presence of a reaction.

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The process of combining smaller molecules to form more complex ones, often involving chemical reactions.

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