Posted by Itreek on Tuesday, April 19, 2011 at 7:01pm.
In a jar there are 18 marbles. There are 3 red marbles, 9 green marbles, 6 blue marbles. What is the probability of drawing (with replacement) a red marble and then a green marble? Please write the answer in fraction form? Show how you did all the work.

MathGeometry  hannah, Tuesday, April 19, 2011 at 10:50pm
dont you just add all of it and then you put that number on the bottom and then you have the red and green and then you put it on top of the fraction and then multiply and simplify

MathGeometry  PsyDAG, Wednesday, April 20, 2011 at 12:02pm
Probability that all events occur is found by multiplying the individual probabilities.
3/18 * 9/16 = ?
Answer This Question
Related Questions
 math  You draw 2 marbles from a bag containing 3 blue marbles, 2 green marbles...
 Algebra  Out of jar with 100 marbles, 49 are blue marbles, 7 are green marbles...
 prealgebra  a bag contains 5 green marbles 2 white marbles 8 blue marbles 9 ...
 Math  A jar contains four marbles, each a different color: red, blue, green, ...
 MATH  You have a bag of marbles containing 13 red marbles, 8 green marbles, 7 ...
 math  sally has a bag with red,blue, and green marbles. She has twice as many ...
 Math  A container holds 12 red marbles, 10 blue marbles, and 14 green marbles. ...
 MATH Prob.  A jar contains four marbles, each a different color: red, blue, ...
 Math Probability question  A jar contains four marbles, each a different color...
 math/probability  A jar contains four marbles, each a different color: red, ...
More Related Questions