In a standard set of dominoes, a face of each domino has a line through the center, with 0 to 6 dots on each side of the line. each possible combination of dots is used exactly once, one combination per domino. what is the probability that a randomly selected domino will have the same number of dots on both sides of the line? express your answer as a common fraction.

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp