Marbles In A Bag Question

Also x 3 marbles have a scratch on them.

Marbles in a bag question.

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. Bag b contains 9 black marbles and 6 orange marbles. 5 points there are 10 marbles in a bag.

In this bag with x 2 5 marbles total x 1 are red. Let s pretend i have a bag of 40 marbles. There are 30 blue marbles in a bag which is 40 of the marbles in the bag. 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.

Marbles in a bag probability question thread starter zz specs. The probability of picking a yellow marble. 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. You have a bag which contains only red and green marbles.

There are 7 marbles w dots interior the bag 2 purple and 5 yellow. Bag a contains 9 red marbles and 3 green marbles. So they say the probability i ll just say p for probability. Show with the aid of a math drawing and percent table.

How many marbles are in the bag. 60 of the marbles are blue ha your task is to guess which of the two conditions is in fact true. Find the probability of selecting one green marble from bag a and one black marble from bag b. A bag contains 100 marbles.

Answers and replies. 19 marbles are red 21 marbles are blue. Aug 23 2014 1 zz specs. Start date aug 23 2014.

There are 10 marbles in a bag. He puts the marbles into a bag mixes the marbles and randomly picks one marble. The teacher randomly selects one student to answer a question. Each marble is either red or 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. If i randomly pick 5 marbles out of the bag what is the probability that 3 of those 5 marbles are red. Jeff has 8 red marbles 6 blue marbles and 4 green marbles that are the same size and shape.

It would be helpful if pupils had a sheet of marbles to cut out so that they could physically move or group them. There is an equal number of red and blue marbles h0 or 2. What is the probability that the marble will be blue.