GCF of 24s^3, 12s^4, and 18s

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?

What is the x-intercept and y-intercept of the equation 2x+1. 2o

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12