3. If y varies inversely as x, and y = 15 when x = 32, what is the constant of variance?
2.13
480
47
47

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Find the distance between the pair of points a(-1,8) and b(-8,4)

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