Kathleen conducted an experiment in which she drew marbles from a bag one at a time and replaced the marble after each draw. The results of her experiment are shown in the table.

Marble Experiment
Marble Color Number of Times
Drawn
Red 10
Blue 4
Green 8
Purple 2
Yellow 6

According to the results from Kathleen's experiment, what is the probability that she would draw a red marble and then draw another red marble, if the first marble is replaced before drawing the second marble?

A

Question

Kathleen conducted an experiment in which she drew marbles from a bag one at a time and replaced the marble after each draw. The results of her experiment are shown in the table.




   Marble Experiment
Marble Color	Number of Times
                    Drawn
Red	              10
Blue	              4
Green          	      8
Purple	              2
Yellow	              6

According to the results from Kathleen's experiment, what is the probability that she would draw a red marble and then draw another red marble, if the first marble is replaced before drawing the second marble?

A

anonymous · Answer

A. 3/29

B. 1/9

C. 1/45

D. 10/87 

i think its d but im not sure

anonymous · Answer

30 marbles, right?

anonymous · Answer

10/30*10/30=1/9

anonymous · Answer

thanks i just check my work and i did something wrong so 1/9 is the answer thanks!!