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.

Marbles in a bag question.

It would be helpful if pupils had a sheet of marbles to cut out so that they could physically move or group them. And so this is sometimes the event in question right over here is picking the yellow marble. There is an equal number of red and blue marbles h0 or 2. 60 of the marbles are blue ha your task is to guess which of the two conditions is in fact true.

A bag contains 100 marbles. Find the probability of selecting one green marble from bag a and one black marble from bag b. A bag of marbles can be divided evenly among two three or four friends. The probability of picking a yellow marble.

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. Show with the aid of a math drawing and percent table. You have a bag which contains only red and green marbles.

The probability of drawing a red marble from the original bag is equal to that. 19 marbles are red 21 marbles are blue. So they say the probability i ll just say p for probability. Let s pretend i have a bag of 40 marbles.

Bag a contains 9 red marbles and 3 green marbles. Bag b contains 9 black marbles and 6 orange marbles. There are 10 marbles in a bag. Answers and replies.

What is the probability that the marble will be blue. He puts the marbles into a bag mixes the marbles and randomly picks one marble. Jeff has 8 red marbles 6 blue marbles and 4 green marbles that are the same size and shape. Start date aug 23 2014.

Marbles in a bag probability question thread starter zz specs. There are 7 marbles w dots interior the bag 2 purple and 5 yellow. Later the teacher randomly selects a different student to. How many marbles are in the bag.

Each marble is either red or blue. 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. Also x 3 marbles have a scratch on them. How many green marbles are in a bag if the probability of picking a green one is 3 10 347021 1.

In this bag with x 2 5 marbles total x 1 are red. The teacher randomly selects one student to answer a question. Aug 23 2014 1 zz specs.