What is 55 increased by 10%?

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.

Asap! i'm not good math and i'm lost.

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply