Answer
80° C
Work Step by Step
As we know the temperature required for hot coffee is 60 °C. If we choose 15 °C it will be too less as compared to 60 °C and even 180 °C will be too much. So 80 °C is the correct choice.
Basic College Mathematics (9th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0321825535
ISBN 13:
978-0-32182-553-7
Chapter 7 - Measurement - 7.5 Metric - U.S. Measurement Conversions and Temperature - 7.5 Exercises - Page 516: 22
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