Multiple choice general knowledge

Which temperature has the same value in both centigrade and farenheit ?

  1. 40

  2. 0

  3. -40

  4. -20
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Celsius and Fahrenheit temperature scales intersect at -40 degrees. Using the conversion formula F = (9/5)C + 32, when C = -40, F = -40. At 0°C, F = 32. At 40°C, F = 104. Only -40 gives identical values on both scales.

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