A taxi ride costs P40.00 for the first 500 meters, and each additional 300 meters adds P3.50 to the fare. use a piecewise function to represent the taxi fare in terms of the distance in meters

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels