Simplify this expression 6m/18(m+n)

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25