One of two conditions exists with respect to the number of red and blue marbles.
Marbles in a bag question.
You might find it useful to print off this sheet which depicts four sets of the marbles in addition some children might benefit from having coloured pens to use so that they can record different marbles easily.
There are 10 marbles in a bag.
Bag a contains 9 red marbles and 3 green marbles.
Show with the aid of a math drawing and percent table.
How many green marbles are in a bag if the probability of picking a green one is 3 10 347021 1.
Start date aug 23 2014.
You have a 7 15 risk of choosing one among those for the duration of each and each of your attracts so the risk of choosing 3 of them in a row is 7 15 7 15 7 15 10.
Jeff has 8 red marbles 6 blue marbles and 4 green marbles that are the same size and shape.
What is the probability that the marble will be blue.
And so this is sometimes the event in question right over here is picking the yellow marble.
A bag of marbles can be divided evenly among two three or four friends.
There is an equal number of red and blue marbles h0 or 2.
You have a bag which contains only red and green marbles.
In this bag with x 2 5 marbles total x 1 are red.
Later the teacher randomly selects a different student to.
Marbles in a bag probability question thread starter zz specs.
The probability of picking a yellow marble.
There are 30 blue marbles in a bag which is 40 of the marbles in the bag.
Let s pretend i have a bag of 40 marbles.
Bag b contains 9 black marbles and 6 orange marbles.
Find the probability of selecting one green marble from bag a and one black marble from bag b.
So they say the probability i ll just say p for probability.
Also x 3 marbles have a scratch on them.
The probability of drawing a red marble from the original bag is equal to that.
Aug 23 2014 1 zz specs.
There are 7 marbles w dots interior the bag 2 purple and 5 yellow.
The teacher randomly selects one student to answer a question.
If i randomly pick 5 marbles out of the bag what is the probability that 3 of those 5 marbles are red.
5 points there are 10 marbles in a bag.
He puts the marbles into a bag mixes the marbles and randomly picks one marble.
60 of the marbles are blue ha your task is to guess which of the two conditions is in fact true.
19 marbles are red 21 marbles are blue.
Find the probability of pulling a yellow marble from a bag with 3 yellow 2 red 2 green and 1 blue i m assuming marbles.
Answers and replies.
Each marble is either red or blue.
