The length of a rectangle is 2 centimeters greater than the width.
find the dimensions of the rectangle if its area is 15 square centimeters.

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2

Which of the following is the major negative aspect of crossover designs for research studies? a. prohibitive cost b. residual effects c-subject drepout d. incomplete randomization e. large sample size required