To know what you know and what you do not know, that is true knowledge." - Confucius.
What does this quote mean? Please

Read the excerpt below and answer the question. she was a small woman, short and straight-waisted like a child in her brown cotton gown. her forehead was mild and benevolent between the smooth curves of gray hair; there were meek downward lines about her nose and mouth; but her eyes, fixed upon the old man, looked as if the meekness had been the result of her own will, never of the will of another. in at least one hundred words, explain how this excerpt uses explicit and implicit details to describe sarah penn.

Read this excerpt from the exposition in "the monkey's paw." father and son were at chess, the former, who possessed ideas about the game involving radical changes, putting his king into such sharp and unnecessary perils that it even provoked comment from the white-haired old lady knitting placidly by the fire. what is one piece of information you can infer about the story from this sentence? a. the father in the story is possessed, so he probably says insane things a lot. b. the woman in the story is knitting, so the characters probably don't have good clothes to wear. c. the father is playing chess with the son, but the son is not old enough to know the rules. d. since the father likes taking risks in a game, he might like taking risks in life as well.

There are six red marbles 4 blue marbles and 15 green marbles in a jar if you reach in and randomly draw one what is the probability that it will choose a red marble