Which inequality best models the situation if variable t is the temperature in degrees Celsius? A severe weather warning is issued when temperatures fall below –18.5°C. Show the possible temperatures when the alert is issued. A. t –18.5 and t must be a positive number.

Question

Which inequality best models the situation if variable t is the temperature in degrees Celsius? A severe weather warning is issued when temperatures fall below –18.5°C. Show the possible temperatures when the alert is issued. A. t < –18.5 and t may be a negative number. B. t < –18.5 and t must be a positive number. C. t > –18.5 and t may be a negative number. D. t > –18.5 and t must be a positive number.

jigglypuff314 · Answer

"below –18.5°C"

below = "less than" =  "  <  "

negative numbers are numbers Less Than  0
positive numbers are numbers Greater Than 0