Which two solid figures have the same volume?

a. a rectangular solid with a base of 6 cm2 and a height of 12 cm
b. an oblique solid with a base of 6 cm2 and a slant height of 12cm
c. a cone with a base of 6 cm2 and a height of 12 cm
d. an oblique solid with a base of 6 cm2 and a height of 12 cm

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?