Abby flips a weighted coin 15 times and gets 6 tails. Based on experimental probability, how many of the next 20 flips should Abby expect to come up tails?

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

Which expression is equivalent to 3^3 + 2^2?