The teacher randomly selects one student to answer a question.
Marbles in a bag question.
Bag a contains 9 red marbles and 3 green marbles.
It would be helpful if pupils had a sheet of marbles to cut out so that they could physically move or group them.
How many marbles are in the bag.
What is the probability that the marble will be blue.
Start date aug 23 2014.
Find the probability of selecting one green marble from bag a and one black marble from bag b.
If i randomly pick 5 marbles out of the bag what is the probability that 3 of those 5 marbles are red.
And so this is sometimes the event in question right over here is picking the yellow marble.
He puts the marbles into a bag mixes the marbles and randomly picks one marble.
The probability of drawing a red marble from the original bag is equal to that.
Show with the aid of a math drawing and percent table.
Bag b contains 9 black marbles and 6 orange marbles.
You have a bag which contains only red and green marbles.
One of two conditions exists with respect to the number of red and blue marbles.
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.
There are 7 marbles w dots interior the bag 2 purple and 5 yellow.
In this bag with x 2 5 marbles total x 1 are red.
There are 30 blue marbles in a bag which is 40 of the marbles in the bag.
Marbles in a bag probability question thread starter zz specs.
60 of the marbles are blue ha your task is to guess which of the two conditions is in fact true.
Answers and replies.
5 points there are 10 marbles in a bag.
19 marbles are red 21 marbles are blue.
Jeff has 8 red marbles 6 blue marbles and 4 green marbles that are the same size and shape.
Also x 3 marbles have a scratch on them.
Each marble is either red or blue.
The probability of picking a yellow marble.
How many green marbles are in a bag if the probability of picking a green one is 3 10 347021 1.
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.
Later the teacher randomly selects a different student to.
There are 10 marbles in a bag.
Aug 23 2014 1 zz specs.
There is an equal number of red and blue marbles h0 or 2.
So they say the probability i ll just say p for probability.
A bag contains 100 marbles.
