Which equation represents the unit fraction shown in the diagram? StartFraction 20 Over 100 EndFraction = one-fifth StartFraction 20 Over 100 EndFraction = two-fifths StartFraction 20 Over 100 EndFraction = one-half StartFraction 20 Over 100 EndFraction = StartFraction 1 Over 10 EndFraction

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?