Abag contains 6 clear marbles and 4 red marbles. one marble is drawn from the bag and replaced. a second marble is drawn from the bag and replaced. what is the probability of getting a red marble the first time and a red marble the second time? 4/25 1/4 1/5 4/5

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?