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.

Answer 1

have u tried googling it?

Answer 2

I have not tried googling it

Answer 3

a

Answer 4

okayy well give me a minute & ill tell u what i find

Answer 5

ok

Answer 6

if the temperature falls below -18.5 °C, that means it must have gone deeper into the negative, e.g. -20.0 °C.

The magnitude of the number is actually greater, but because it is a negative number, that makes it more negative and therefore "smaller" for a greater/lesser than symbol.

Answer 7

that is what i found

Answer 8

ok thx

Answer 9

ur welcome