Micah is buying items for a birthday party. if he wants to have the same amount of each item, what is the least number of packages of cups he needs to buy?
(cups)number in each package: 6
(paltes)number in each package: 8
a: 2 packages
b: 3 packages
c : 4 packages
d : 5 packages

The radius of the base of a cylinder is 10 centimeters, and its height is 20 centimeters. a cone is used to fill the cylinder with water. the radius of the cone's base is 5 centimeters, and its height is 10 centimeters.

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?

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t