A jar contains 8 white marbles, 6 black marbles, and 1 red marbles. If one marble is drawn at random, find the probability that the marble is black.

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

What is the least common factor of 6 and 8