Question

You place a cup of 210F coffe on a table in a room that is 68F, and 10 minutes later, it is 200F. Approximately how long will it be before the coffee is 180F? Use Newton's law of cooling:

Answer 1

Answer: 27 minutes

Step-by-step explanation: just did the test correct answer is 27 minutes

Answer 2

The answer is 33 minutes.
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