The ratio of rabbits to guinea pigs in a shop is 2: 7. the ratio of brown rabbits to grey rabbits is 2: 3.what fraction of the animals in the shop are grey rabbits?

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?

Asap will give brainiest to first person to answer what is the measure of angle b in the triangle? enter your answer in the box.m∠b=

Find the volume of the wedge cut from the first octant by the cylinder z=12-3y^2 and the plane x+y=2.