Write a algebraic expression for the word phrase : 40 % of x. a. 0.40 / x. b. 0.40 + m. c. 0.40x. d. 0.40 - m

Given a circle with a radius of 4, which is the circumference

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?

16 more than the product of 5 and p