Help a brother out pls
I have a f because of this assignment pls help

Write each expression in exponential form and find its value. 2 x 2 x 2 x 2

()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

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.