William cycles at a speed of 15 miles per hour. he cycles 12 miles from home to school. if he increases his cycling speed by 5 miles per hour, how much faster will he reach his school?

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.

Factor the polynomial by its greatest common monomial factor.

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test