The tread life of a particular brand of tire is a random var…

The tread life of a particular brand of tire is a random variable best described by a normal distribution with a mean of 60,000 miles and a standard deviation of 2500 miles. What is the probability a certain tire of this brand will last between 54,750 miles and 55,500 miles?

FULL SOLUTION PROBLEM:  For the following question you must…

FULL SOLUTION PROBLEM:  For the following question you must submit your full solution including Given, Find, EQU, all mathematical step, and include units.  Work on this problem should be submitted to the Midterm Exam Submission assignment no later than 10 minutes after you submit your exam. You have a sample of an ideal gas. There are six moles of the gas and you take it through a reversible expansion. The gas expands from 1.12 x 10-2 m3 to 5.71 x 10-2 m3 at a constant temperature of 21.3 °C. What is the change in entropy of the gas?