Russ and vickie are trying to solve a problem. there are 93 students taking buses to the museum. if each bus holds 22 students how many buses will they need? vickie says they need 4 buses. russ says they need 5 buses. who is correct?

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

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.