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1 Sonya has a bag of 54 different-colored marbles The marbles are blue red and green and are on the ratio 4 3 2 How many marbles does Sonya have that are a red blue?
Sonya has no red blue marbles. All she has are 24 blue, 18 red and 12 green.
A sack contains red and blue marbles The ratio of red marbles to blue marbles is 4 to 3 If there are 18 blue marbles in the sack how many red marbles are in the sack?
24
Carmen has fifty-four marbles aThird of them r blue How many of the marbles are not blue?
yes, it is 18
What is the probability of picking 20 red marbles out of a bag with 50 marbles where only 20 of them are red and the rest are blue?
it's 20/50 times 19/49 times 18/48 tmes 17/47 etc down to 1/31
A bag contains 10 black marbles and 10 white marbles Five marbles are drawn and then not replaced each time What is the probability of drawing five white marbles in a row?
First white = 10/20 second white = 9/19 third white = 8/18 fourth white = 7/17 firth white = 6/16 Total probability = 10/20 x 9/19 x 8/18 x 7/17 x 6/16 = 21/1292 ~= 0.0163
A bag contains only blue and gray marbles if there are 18 blue marbles and 20 gray marbles in the bag what is the ratio to blue marbles and gray marbles?
9:10
1 Sonya has a bag of 54 different-colored marbles The marbles are blue red and green and are on the ratio 4 3 2 How many marbles does Sonya have that are a red blue?
Sonya has no red blue marbles. All she has are 24 blue, 18 red and 12 green.
A sack contains red and blue marbles The ratio of red marbles to blue marbles is 4 to 3 If there are 18 blue marbles in the sack how many red marbles are in the sack?
24
A sack contains red and blue marbles the ratio of red marbles to blue marbles is 4 3 if there are 18 blue marbles in the sack how many red marbles are in the sack?
24 red marbles
Carmen has fifty-four marbles aThird of them r blue How many of the marbles are not blue?
yes, it is 18
A bag contains 3 blue marbles 7 red marbles and 5 yellow marbles. If Joe picks 1 marble from the bag at random what is the probability that it will be blue?
A bag of marbles contains 13 marbles. 5 Blue, 3 Yellow, 4 Green and 1 Red. Leave all answers as a ratio in lowest terms. 18 points On a single draw, what is the probability of drawing a yellow marble? What is the probability of not drawing a yellow marble? What are the odds in favor of drawing a blue marble? What is the probability of drawing a red or yellow marble? What is the probability of drawing a purple marble? If you had to bet on drawing a marble of a certain color what color would you not choose?
What is the ratio of 18 blue marbles to 20 green marbles?
18:20 reduces to 9:10 if you divide both sides by 2
What is the probability of picking 20 red marbles out of a bag with 50 marbles where only 20 of them are red and the rest are blue?
it's 20/50 times 19/49 times 18/48 tmes 17/47 etc down to 1/31
What is the smallest number of marbles that could either be divided up into bags of 18 marbles or into bags of 42 marbles with no marbles with no marbles leftover in each case?
it's the LCM of 18 and 42 18 = 2x32 42 = 2x3x7 LCM = 2x32x7 = 126
In a bag of small balls 14 are green18 are blue 112 are yellow and the remaining 26 white. How many balls are blue?
You are TOLD that 18 are blue.
Between 10 and 28 marbles one half of marbles were green the rest were red juan traded 3 of red marbles for 3 of green one now only one third of marble were green how many marbles did have?
I think the trading is the other way around and then the answer is 18 marbles in all.
A bag contains 10 black marbles and 10 white marbles Five marbles are drawn and then not replaced each time What is the probability of drawing five white marbles in a row?
First white = 10/20 second white = 9/19 third white = 8/18 fourth white = 7/17 firth white = 6/16 Total probability = 10/20 x 9/19 x 8/18 x 7/17 x 6/16 = 21/1292 ~= 0.0163
