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A bag contains 1 red, 2 blue, 4 orange, and 3 purple marbles. A marble is drawn and not replaced. Then a second marble is drawn. 9. What is P(red, then orange)?

User Leyna
by
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2 Answers

6 votes

Answer:

Hi there!

The correct answer is 2/45 or 4.44%

Explanation:

Since the first draw is a red marble it will be 1/10

but then marble is not put back and now you have 9 marbles

then you have a 4/9 chance of drawing an orange marble

then you multiply 1/10 by 4/9 = 4/90 then you can simplify 2/45

User Dalton Pereira
by
5.3k points
4 votes

Answer


\documentclass\begin{document}\\0.0\overline{4}

Explanation:

Possibility of red is 1/10 and getting orange after is 4/9 because one marble has been removed so it is
\document\begin{document}\\(1)/(10)*(4)/(9)=0.0\overline{4}

User Randy Dryburgh
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6.0k points