Question

D
EXERCISE 6.1
1. Write opposites of the following:
(a) Increase in weight
(b) 30 km north
(c) 326 BC
(d) Loss of Rs 700
(e) 100 m above sea level
2. Represent the following numbers as integers with appropriate signs.
(a) An aeroplane is flying at a height two thousand metre above the
ground
(b) A submarine is moving at a depth, eight hundred metre below the sea
level.
(c) A deposit of rupees two hundred.
(d) Withdrawal of rupees seven hundred.
3. Represent the following numbers on a number line:
(a) + 5 (b) +8
(c) - 10 (e) -6
(d)-1
4. Adjacent figure is a vertical number line, representing integers. Observe
it and locate the following points :
(a) If point D is + 8, then which point is -- 8?



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Answer 1

Answer:

1 Decrease in weight

30 km. South

326 AD

Profit of rs. 700

100m. below sea level

2 +2000m.

-800m.

+rs. 200

-rs.700