7. Martha found a dress at the store that costs p dollars. An 8% sales tax must be added to the cost of the dress. Select all the expressions that can be used to determine the cost of the dress with the
sales tax
A1.08p
B. 1. 8p
C. P(1 +0.08)
D. P+0.08P
Ep +0.08
Ep+0.8

How many $20 bills do you need to have to make $280

Write an equation for the function that includes the points (2,100)and (3,100)

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.