Claire earned a total of $10 for 2 hours of yard work. Then, later in the year, she earned $15 for 3 hours. How much money does Claire earn after 40 hours of work?

34 cup. a serving of vegetable soup is 23 cup. the restaurant sold 20 servings of chicken noodle soup and 18 servings of vegetable soup. how many more cups of chicken noodle soup did they sell than cups of vegetable soup?

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

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.