At mid-night night- the temperature was 0- C- Two hours later it was 5- C colder- This means the temperature wasA- -8- CB- -10- CC- -5- CD- -5- C

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Standard VII

Mathematics

Subtraction of Integers

At mid-night ...

Question

At mid-night night, the temperature was 0^oC. Two hours later it was 5^oC colder. This means the temperature was

+8^oC

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+10^oC

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+5^oC

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-5^oC

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Solution

The correct option is D
-5^oC

Temperature at mid-night= 0^oC
Temperature after 2 hours = 5 degrees colder= 5 degrees below 0^oC= -5^oC

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At mid-night night, the temperature was 0oC. Two hours later it was 5oC colder. This means the temperature was

The correct option is D -5oCTemperature at mid-night= 0oC Temperature after 2 hours = 5 degrees colder= 5 degrees below 0oC= -5oC

At mid-night night, the temperature was 0^oC. Two hours later it was 5^oC colder. This means the temperature was

The correct option is D
-5^oC

Temperature at mid-night= 0^oC
Temperature after 2 hours = 5 degrees colder= 5 degrees below 0^oC= -5^oC