The maximum speed limit for a school bus is 55 mph and insult any quality that represents the number of hours it would take for the bus to travel 187 miles Lol pls help me

Find the roots of the equation below. x^2 - 6 + 9 = 0

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?