Posted by Lyndse on Sunday, February 21, 2010 at 11:59am.
A bag contains 7 red marbles, 2 blue marbles, and 1 green marble. If a marble is selected at random, what is the probability of choosing a marble that is not blue?
7+2+1=10 There are two blue marbles
So is the probability 1/5?

Math, please check work  BubblyStar, Sunday, February 21, 2010 at 12:02pm
Yes

Math, please check work  Lyndse, Sunday, February 21, 2010 at 12:10pm
Thank you!

Math, please check work  Jai, Wednesday, December 17, 2014 at 8:09am
Correct answer is 1(2/10) => 8/10 => 4/5
in question it mentioned as not blue.

Math, please check work  Anonymous, Sunday, May 17, 2015 at 3:56pm
4/5

Math, please check work  anonymous, Thursday, November 5, 2015 at 10:39pm
4/5 is right

YOU ARE ALL WRONG  addisyn, Wednesday, April 20, 2016 at 6:18pm
YOU ARE ALL WRONG

Math, please check work  amira, Friday, April 22, 2016 at 6:54am
A bag contains 4 yellow marbles and 6 green marbles. Two marbles are drawn at random. One marble is drawn and not replaced. Then a second marble is drawn. What is the probability that the first marble is green and the second one is yellow?

Math, please check work  value, Thursday, October 6, 2016 at 5:59pm
4+6=10 P(Y)=4/10=2/5 P(G)=6/10=3/5

Math, please check work  Anonymous, Thursday, December 8, 2016 at 7:16pm
7 black marbles and 19 blue marbles

Math, please check work  katr, Friday, December 9, 2016 at 2:39pm
The probability is 7/5
This event is very likely to happen
This event will not happen.
The probability is 1.
The probability is 0.
this can be the answers

Math, please check work  Anonymous, Sunday, February 12, 2017 at 11:56pm
juigytfrdfytguhi
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