The school drama club put on the play Bad Hair Day. As bookkeeper for the club, you figured out that 154 tickets were sold bringing in $561 at the end of the week. The ratio of student tickets sold to adult tickets sold was 4 to 3, and the price of a student ticket was $3.00. What percentage of the earnings came from adult tickets sales?

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.