The diver is 1/2km below the ground level. The ground level is always considered to be 0 (zero). How can you represent the number when the driver is 1/2km below the sea level?? find answer
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The diver is 1/2km below the ground level. The ground level is always considered to be 0 (zero). How can you represent the number when the driver is 1/2km below the sea level?? find answer
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Step-by-step explanation:
The collection of numbers..., - 4, - 3, - 2, - 1, 0, 1, 2, 3, 4, ... is called integers.
- 1, - 2, - 3, - 4, ... called negative numbers are negative integers
1, 2, 3, 4, ... called positive numbers are the positive integers
Question 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
Answer
a) Decrease in weight
b) 30 km south
c) 326 A.D.
d) Gain of Rs. 700
e) 100 m below sea level
Question 2
Represent the following numbers as integers with appropriate signs.
(a) An aero plane 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.
Answer
a) +2000 m
b) –800 m
c) + 200
d) –700
Question 3
Represent the following numbers on a number line:
(a) + 5
(b) − 10
(c) + 8
(d) − 1
(e) – 6
Answer
All the number are shown on number line below