There are five marbles in a bag. Three are green and
two are yellow You draw a
marble replace it, and then
crow another. What is the
product of choosing two
yelow marbles

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?