Appreciated margarita is driving at the speed of s-4/ s^2- 9s + 20 miles per hour. the distance margarita covers in s-5/4 hours is miles. give the answer in simplest form. only correct answers and show your work so i can refer to it on my other problems. you.

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Find the slope of the line passing through a pair of points

Need asap. solve for the following inequality