Dylan’s recipe calls for 1¾ of a cup of sugar for every ¾ cups of butter. How much sugar will Dylan need if he uses 1 cup of butter?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Pranza plotted point a in the coordinate plane below.

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?