A blue number cube and a green number cube are rolled. Both number cubes have the numbers 1 through 6 on them.
What is the probability of rolling a number greater than 3 on
the blue cube and a number less than 4 on the green cube?

Answer question above and explain each step : )

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

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.