A jar contains four red marbles and six green marbles. You randomly select a marble from the jar and do not replace it. The random variable represents the number of red marbles. What property of binomial distribution was violated?

20 sharpened pencils are placed in a box containing an unknown number of unsharpened pencils suppose 15 pencils are removed at random and five of the remove pencils are sharpened based on this is it reasonable to assume that the number of unsharpened pencil is 40 explain your reasoning