Represent the following numbers as integers with appropriate signs.

A submarine is moving at a depth of eight thousand metres below the sea level.

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Solution

For this question, we will take the sea level as a reference. So, sea level will be represented by 0 meters.

Taking the height above the sea level as positive and below the sea level as negative.

Then a submarine moving at a depth of eight thousand metres below the sea level shall be represented as -8000 metres.

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Question 2 (b)

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A submarine is moving at a depth of eight thousand metres below the sea level.

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If we denote the height of a place above sea level by a positive integer and depth below the sea level by a negative integer, represent the following using integers with the appropriate signs. [3 MARKS]

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Q. Represent the statement usage of signs of integers :
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