Sam wants to find the best buy on cans of tuna. he reads these four ads in the newspaper. place the ads in order from best to worst buy. [a better buy is one with a lower cost per unit.] itembank: move to bottom $12.53 for seven cans$5.97 for three cans$7.95 for five cans$8.34 for six cans best 2nd best 3rd best worst

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.