PLEASE HELP. NO LINKS. NEED REAL EXPLANATION. Find the volume of a cone with a height of 8in and a base radius of 3in.

Use the value 3.14 for pi, and do not do any rounding. Be sure to include the correct unit in your answer.

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Which of the following is the correct ratio for converting kilograms to grams

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?