Hace cinco año invertí en un negocio la suma de S/ 30500,por la cual obtuve una ganancia de S/ 8520 ¿ que tasa de interés diaria gane en esta operación? ¿ cual es el capital final para este Inversionista?

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.