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?

1/9

Step-by-step explanation:

i may be wrong

you add all of them together

then 1/3 times 1/3

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)

-1/2 +2

step-by-step explanation: