A large box of pencils contains 45 pencils. A small box of pencils contains 25 pencils. How many more pencils are in 18 large boxes than in 18 small boxes?
180 pencils
360 pencils
450 pencils
810 pencils

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?