Larry recorded his time as he ran. what was his

caverage speed from hour 2 to hour 42

time elapsed (hr)

distance run (mi)

what was his average speed from hour 4 to hour 7?

13.5

did he speed up or slow down?

27.5

48.5

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.