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Crop Loss – Temperature Drop
publish date: 2026/05/05 08:08:37.998163 UTC
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A farmer is told that temperatures will decrease approximately 5 degrees every hour for the next 5 hours.
What signed number represents the total change in temperature expected over the next five hours?
Correct Answer
-25°
Explanation
A decrease of 5 degrees per hour is represented as \(-5\). Over 5 hours:
\[ 5 \times (-5) = -25 \]
The total change in temperature is \(-25°\).
Reference
Mathematics for college students, go-math-science.com