A bag contains 50 marbles 10 of which are blue 8 are red 20 are green and 12 are purple.
10 percent blue marbles 30 percent red.
If ten marbles were in a bag and four marbles are red what is the probability that it will be red.
4 k 202 4 k 400 1600 k let the number of red marbles be x.
Outcome red green blue.
The chance of getting an odd one is 6 12 or 1 2.
Asked 07 31 14 in a bag there are 6 red marbles 4 blue marbles and 10 green marbles.
If you increase the number of blue marbles by 40 how many blue marbles will be in the bag.
24 is 60 percent out of 40.
In a bag of blue green and red marbles.
Set up a proportion.
How many red marbles should she expect after 500 trials.
10 22 45 50.
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An urn contains 22 marbles consisting of 10 red marbles 7 blue marbles and 5 yellow marbles.
What percentage of the marbles are blue.
What is the probability of randomly selecting a red marble from the urn.
40 100 0 4 is 1 percent.
What was the relative frequency of selecting a green marble.
Find the probability of the given c the marble is red or odd numbered.
Marcie takes a marble out of the bag records the color and returns it to the bag.
There are 6 red marbles in the bag.
Then cross multiply 36 by 100 and divide by 80.
Fifty two of 80 marbles are red what percent of marbles are red ask for details.
A jar contains 2 red marbles numbered 1 to 2 and 10 blue marbles numbered 1 to 10.
Round to the nearest percent if necessary.
Some answers have been rounded to the nearest percentage.
You would use the equation 36 80 x 100 to find a percentage.
A marble was selected at random the color was recorded and the marble was placed back in the jar.
The percentage of marbles which are blue 36 80 x 100 45.
2 5 or 2.
We have 1 odd red one and 5 odd blue ones so 6 total.
Your answer is 45.
The numbers of red marbles k the square of blue marbles where k is the coefficient of the variation.
5 points 80 100 120 200 i got 80.
X k.
The table shows the results after 80 trials.
A marble is drawn at random from the jar.