D= 23 in.
hope its what you’re looking for :)
<h3>
Answer: 7/13</h3>
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Explanation:
We know that the marble selected is red, so we don't need to focus on the other colors.
7 red marbles are in urn B out of 2+7+4 = 13 total red marbles.
The probability the red marble came from urn B is therefore 7/13
Answer:
18
Step-by-step explanation:
2x9=18

cannot be changed to a mixed number. 10 could divide both numerator and denominator. And you get 2.