Simon is doing a report on the major rivers in North America. he reads that the Yukon river in British Columbia is about 4 times as long as the Osage River in Kansas. If the Osage River is 5×10'2 miles long, about how long is the Yukon River?

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?