Mindy and Troy combined ate 999 pieces of the wedding cake. Mindy ate 333 pieces of cake and Troy had \dfrac14 4 1 ​ start fraction, 1, divided by, 4, end fraction of the total cake

What is the number 321,000,000 in scientific notation? also what is the number? ?

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

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.