A total of $6000 is invested: part at 5%

and the remainder at 15%

. How much is invested at each rate if the annual interest is $660

Match each graph with the correct equation from the equation bank. not all equations will be usef

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

Simplify the algebraic expression 8y-2(y+4)