Determine if the sequence below is arithmetic or geometric and determine the common difference / ratio in simplest form.
45, 15, 5, ...

The area of a square floor on a scale drawing is 64 square centimeters, and the scale drawing is 1 centimeter: 3 ft. what is the area of the actual floor? what is the ratio of the area in the drawing to the actual area? the area of the actual floor is square feet. the ratio of the area in the drawing to the actual area is 1 square centimeter: square feet.

When a number is decreased by 7%,the result is 74. what is the original number to the nearest tenth

Aubrey read 29 books and eli read 52 books what number equals to the number of books aubrey read