The probability of a California teenage owning a surfboard is 0.43, of owning a skateboard is 0.38, and of owning both is 0.28. If a California teenage is selected at random, find the probability that he or she owns a
surfboard or a skateboard.

Texas tech says that cooperative gameplay—a video game feature that allows players to work together as a team—leads to increased empathy in the real world.

Explain how earth is like a giant bar magnet. how is our magnetic field made?

These three organisms are interdependent on each other for their survival. what will happen if foxes are eliminated from the region? a. there will be more rabbits and less grass in the region. b. there will be more grass and fewer rabbits in the region. c. there will be fewer rabbits and less grass in the region. d. there will be more rabbits and more grass in the region.