Question

Represent the following numbers as integers with appropriate sign
1 An aeroplane is flying at a height of two thousand metre above the ground.
2 A submarine is moving at a depth,eight hundred metre below the sea level.
3 A deposit of rupees two hundred.
4 Withdrawl of rupees seven hundred.

Answer 1

Answer:

In terms of height, the sea level is taken as the reference line.

1. 2000m

2. -800m

3. 200₹

4. -700₹