Alex has a job at Lakeshore Arena as a Zamboni driver. He is paid an hourly rate of $11.30. He usually works 8 hours a day, 5 days a week. a) Find his regular earnings for one week.

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

The function show two sisters' savings account and the rate at which they plan to deposit money

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.