Plsss i need help . Joe's Bank has improved its temporary PIN security. Now customers are randomly assigned a 4-digit temporary PIN that uses the digits 5, 6, or 7. Any of these digits may be repeated. How many possible PINs are there?

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels