Application of Addition of Negative Numbers in Everyday Life Situation
In Manali, th...
Question
In Manali, the temperature was – 5°C on Monday and then it dropped by 2°C on Tuesday. On Wednesday, it rose by 4°C. What was the temperature on wednesday?
A
7∘C
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B
3∘C
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C
−7∘C
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D
−3∘C
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Solution
The correct option is D−3∘C From the question, Temperature on Monday =−5∘C Temperature on Tuesday dropped by 2∘C = Temperature on Monday – 2∘C = −5∘C–2∘C=−7∘C Temperature on Wednesday rose by 4∘C = Temperature on Tuesday + 4∘C = −7∘C+4∘C = −3∘C Thus, the temperature on Wednesday −3∘C.