Write the equivalent ratios for the following:
a) 12/20
b) 15/25
c) 18/40
d) 45/90

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

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?

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?