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A

In Utah, a massive cold front came through with a snow storm. The
temperature change was reported to be -54.5 degrees in 2.8 hours.
What was the average change in temperature per hour to the nearest
degree?
-52° per hour
19° per hour
52° per hour
[
None of the above

1 Answer

7 votes

Given:

The temperature change was reported to be -54.5 degrees in 2.8 hours.

To find: The average change in temperature per hour

Step-by-step explanation:

The average change in temperature is,


\begin{gathered} Average\text{ change}=\frac{|Change\text{ }in\text{ }temperature|}{Time} \\ =(|-54.5|)/(2.8) \\ =19.4 \\ \approx19^(\circ)\text{ per hour} \end{gathered}

The average change in temperature is 19 degrees per hour.

Final answer:

The average change in temperature is 19 degrees per hour.

User Richard Denton
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