Matt increased the number of calories he consumed from 2000 to 2800. By what percent did the number of calories INCREASE

Question and answers are in the attached picture. you so much in advance.

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)