Carrie drives to her mother's house in three hr and returns in four hr. if her average speed was thirteen miles/hr slower on the return trip, how fast did she drive each way? (write an equation and solve)

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Which two undefined geometric terms always describe figures with no beginning or end?