Each rectangle on the tile sweater on page 8 is 6 inches wide and 4 inches high. It took 11 stitches to make 2 inches in width and 21 rows to make 3 inches in height. How many stitches across and rows tall is each square?

What is the average rate of change for this function for the interval from x=2 to x=4 ?

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.

Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?