A bag contains 6 red, 7 blue, and 5 green coins, if 3coins are randomly selected in succession , what is the probability of selecting a red coin, then a blue coin, and then a green coin, if replacement occur each time?

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?