The student council is selling cookies. They buy the cookies from the store for .55 cents each. They sell the cookies for $1 each. What is the percent of markup

The graph shown is the graph of which function?

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

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.