Agroup of 20 dogs are at the dog park. fourteen of the dogs have an average weight of 45 pounds. the remaining dogs have an average weight of 20 pounds.

what is the average weight of all 20 dogs?

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