A store charges $280 for a certain coat. This price is 40 percent more than the amount it costs the store to buy one of these coats. At the end-of-season sale, store employees can purchase any remaining coats at 30 percent off the store’s cost. How much would it cost an employee to purchase a coat of this type at this sale?

Long division the problem is 40 ➗ 348 = ?

Evaluate cos2θ for cosθ = square root of 3/2

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.