Suppose 8 out of every 20 students are absent from school less than five days a year. predict how many students would be absent from school less than five days a year out of 40,000 students.

After two years, how much has been paid into interest?

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).