What is 25% of 80 = ?

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

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.