This week an employee is scheduled to work 6 hours each day monday through friday, and 3 1/2 hours on saturday morning. if the employee's goal is to work 40 hours, how many additional hours must he work?

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

The length of each stair is 11 inches. what is the rise, r, for each stair? round to the nearest inch. 2 inches 7 inches 17 inches 24 inches

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm