You buy two ice cream cones, one for you and one for a friend. the probability that both iceream cones are chocolate is 10%. if you chose chocolate the probability that your friend also choses chocolate is 20%. what is the probability that you chose chocolate?

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