You pay a down payment of $80, which is 20% of the total, for a new laptop. How much does the laptop cost?

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.

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?