Because of traffic a bus took 30 minutes to cover 20 city blocks. how many minutes per city block did the bus move?

In an experiment you are to flip a two sided coin 100 times and record 55 heads up and 45 tails up determine the theoretical and experimental probability of getting a heads up in the experiment.

Which of the following can be used to explain a statement in a geometric proof?

Two numbers have a sum of -19. one number is x. what expression represents the other number?