Isabella is buying art supplies glass beads cost $0.28 per ounce paintbrushes, cost $0.95poster boards cost $0.75 and a jar of paint costs $99 isabella spend $2.25 on poster boards how many poster boards did she buy

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?