A store buys 17 sweaters for $255 and sells them for $578. How much profit 1 point does the store make per sweater? *

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels