A purple bag contains 8 red marbles, 3 blue marbles and 4 green marbles. What is the probability Isai draws a red marble, does not replace it, and then draws another red marble?

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f