Meteorological 11411

The meteorological measurement showed the evening temperature at 18:00 at 21.3 degrees. At 21:00, the mercury on the thermometer stopped at 20.5 degrees. By how many degrees did the evening temperature drop in 3 hours?

Correct answer:

t =  0.8 °C

Step-by-step explanation:

t1=21.3 °C t2=20.5 °C  t=t1t2=21.320.5=0.8°C

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