The average high temperature in a desert is ninety six degrees Fahrenheit. It drops at a rate of ten point two degrees Fahrenheit per month until it reaches a minimum. Define units for the time and the average temperature. Enter a variable for the time and use this variable to write an expression for the average temperature.
What is the average temperature after twelve weeks? (Assume a month has four weeks.)
If the average temperature is forty five degrees Fahrenheit, how many months have passed?
After completing the worksheet, graph your model.
Use the Worksheet to complete the problem. The column labels describe the quantity from the problem scenario that the column is about. The row labels describe the type of value that goes in the row: quantity descriptions, units of measure, algebraic expressions, or numeric values to answer a question.
Quantity Name
Time
Average Temperature
Unit

Expression

What is the average temperature after twelve weeks? (Assume a month has four weeks.)
Question 1

If the average temperature is forty five degrees Fahrenheit, how many months have passed?
Question 2