A bag contains 3 red marbles, 4 blue marbles and 5 yellow marbles.

In this experiment from the bag, you select a marble, record it and place it back into the bag.
You then select a second marble.

What is the probability that you draw 2 blue marbles?

What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.

Find the greatest common factor of the polynomial: 10x^5+15x^4-25x^3 10x^5 x^3 5x^3 5

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1