What is the area of the composite figure?

What is the ratio of the length of an object in yards to the length of the same object in miles?

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

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