Coach davis went to the sporting goods store to get ready for tennis season . he bought 25 containers of tennis balls and 12 packs of grip tape . sales tax is 5%. how much does coach david owe ?
tennis ball containers , each- $5.25
packs of grip tape, each - $2.50

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?