The temperature 44

The temperature when Jana woke up this morning was −5 degrees. By lunchtime, it has warmed up, and the thermometer read 20 degrees. How many degrees warmer was it at lunchtime than when she had woken up?

Correct answer:

Δ =  25 °F

Step-by-step explanation:

t1=5 °F t2=20 °F  Δ=t2t1=20(5)=25°F

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