Walter practices piano for 1/4 hour,1/2 hour , or 3/4 hour every other day. if a line plot shows two x's above each value of time, what is the total amount of time walter has spent practicing? i came up with 2 1/4 hours

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.