Rachel’s phone company limits her monthly data usage to 3 gigabytes. she has already used 2,645 megabytes. how many gigabytes of data does she have left this month?

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

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.

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1