3 years ago

50 points the question is in the picture.

Mathematics

2 answers:

Oksanka [162]3 years ago

8 0

Answer:

Every minute the coffee cooled down 2 degrees F every minute

Step-by-step explanation:

so i took 2 to see how many times it went into 22 then i took 54 and went 2 degrees for each minute.

Doss [256]3 years ago

4 0

Answer:

-2.4°F

Step-by-step explanation:

Temperature change is:

- 54°F over 22 1/2 minutes

Rate of change in a minute:

-54 / 22 1/2 =
-54 / 45/2 =
-108/45 =
-2 18/45 =
-2 2/5 =
-2.4°F

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