Amobile phone company has five stores, all about the same size, in a city. the graph shows reasons for phone returns for one of the stores last month. which statement is best supported by the information in the graph?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

What are the domain and range of the function f(x)=2^x+1

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function. a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.