there are 20 students in chess club. two students are to be selected for representing the club in a school meeting. in how many ways can a pair of students be selected from the chess club?

Explain how you can use the associative property to evaluate (7x50)x4.

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.