Marbles In A Bag Question

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 question.

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. There are 30 blue marbles in a bag which is 40 of the marbles in the bag. 5 points there are 10 marbles in a bag.

He puts the marbles into a bag mixes the marbles and randomly picks one marble. Also x 3 marbles have a scratch on them. Each marble is either red or blue. Jeff has 8 red marbles 6 blue marbles and 4 green marbles that are the same size and shape.

60 of the marbles are blue ha your task is to guess which of the two conditions is in fact true. Answers and replies. The probability of drawing a red marble from the original bag is equal to that. In this bag with x 2 5 marbles total x 1 are red.

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. Aug 23 2014 1 zz specs. A bag contains 100 marbles. Bag a contains 9 red marbles and 3 green marbles.

How many marbles are in the bag. One of two conditions exists with respect to the number of red and blue marbles. The probability of picking a yellow marble. If i randomly pick 5 marbles out of the bag what is the probability that 3 of those 5 marbles are red.

What is the probability that the marble will be blue. It would be helpful if pupils had a sheet of marbles to cut out so that they could physically move or group them. Let s pretend i have a bag of 40 marbles. Start date aug 23 2014.

How many green marbles are in a bag if the probability of picking a green one is 3 10 347021 1. Find the probability of selecting one green marble from bag a and one black marble from bag b. Marbles in a bag probability question thread starter zz specs. There are 10 marbles in a bag.

The teacher randomly selects one student to answer a question. Later the teacher randomly selects a different student to. Bag b contains 9 black marbles and 6 orange marbles. 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. 19 marbles are red 21 marbles are blue. So they say the probability i ll just say p for probability.