There are two photocopy machines in a office. The first machine produces 5 copies in 8 seconds. The second produces 16 copies in 24 seconds. Are the two machines making copies at the same rate? Show your work and explain how you determined your answer.

Acylinder has volume 45π and radius 3. what is it’s height?

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?

What is the perimeter of a rectangle if the length is 5 and the width is x?