A 2003 study found that the mean numbe of hours worked for medical residents was 81.7. Suppose the hours worked per week for medical residents is normally distributed with a standard deviation of 6.9 hours. What is the probability that a randomly selected medical resident works more than 100 hours per week?

Find the area of an equilateral triangle with a side of 6 inches

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.