There are 70 marbles in the bag. The bag has 31 green marbles, 27 red marbles, and 12 yellow marbles. Sasha selects a marble from the bag 20 times, and of those she picks a green marble 17 times. What is the experimental probability of selecting a green marble? what is the theoretical probability of selecting a green marble?

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Standard deviation of 19,29,21,22,23

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in