A desk is on sale for $217, which is 38% less than the regular price. What is the regular price? ​

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?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?