A bag contains 2 red, 4 blue, and 5 white marbles.
Find the probability of randomly picking a red marble, replacing it, and then picking a blue marble.

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)

Maren is buying carpet for her rectangular living room. the room is 4.8 yards wide and 5.2 yards long. how much carpet does she need to buy? enter your answer as a decimal in the box. yd2

Is the ordered pair (-10, 7) a solution to the equation y = 17 – x? yes or no