The ABC Company has earned a total profit of $1,312.50 since it was founded 2.5 years ago. Write and evaluate an expression to show the average annual profit for the ABC Company. What does the sign of the quotient indicate about the company's profits?

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.

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

3x + 4y = 5 x- 3y = -7 solve by substitution