My full on question for 15 points is what is 1 times 1?

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.

Write 37/22 as a decimal rounded to the nearest hundredth.

The dimension of the rectangular pool shown below are 40 yards by 20 yards