MCQ Questions

Question No. 1

Fill in the blanks:

Answer :

(a) The opposite of 1 is _______.

(b) Opposite of 2 is ________.

(c) Opposite of 3 is _______.

Question No. 2

True or False:

Answer :

(a) All the numbers with ‘+ve’ sign are called positive numbers.

(b) All the numbers with ‘–ve’ sign are called negative numbers.

(c) Zero is neither negative nor positive.

Question No. 3

One word answer:

Answer :

(a) What is the opposite of increase in population?

(b) What is the opposite of 300 BC?

(c) Which is greater? -65 or -56.

Question No. 4

Give the opposites of :

Answer :

(i) Increase in population

(ii) 300 BC

Question No. 5

Use the number line to write points corresponding to each of the following :

Answer :

(ii) 3 units less than 4

(iii) 6 units less than 1

(i) Opposite of 7

(iv) Value opposite of A

Question No. 6

Insert > or < sign in the box :

Answer :

Question No. 7

Arrange the following numbers in ascending order :

Answer :

(i) – 4, – 125, – 21, – 60, – 48

(ii) – 98, – 75, – 14, – 32, – 47

Question No. 8

Arrange the following numbers in descending order :

Answer :

(i) – 2, – 15, – 53, – 26, – 85

(ii) – 27, – 76, – 115, – 36, – 160

Question No. 9

Represent the following numbers on a number line :

Answer :

Question No. 10

Locate the larger integer in each of the following pairs of integers :

Answer :

(i) 1, 6

(ii) – 1, – 6

(iii) 0, 4

(iv) 5, 7

Question No. 11

Using the number line and write >, = or < in the boxes in each case :

Answer :

Question No. 12

Solve:

Answer :

Write four negative integers greater than – 20.

Question No. 13

Write the following in ascending order :

Answer :

(i) |– 18|, |– 64|, – |13|, – |– 46|, – |– 72|

(ii) |48|, |– 47|, – |– 54|, – | – 30 |, |– 72|

Question No. 14

Write the following in descending order :

Answer :

(i) |– 32|, – | – 68 |, |–75|, |80|, –|52|

(ii) |48|, – 47, – |– 52|, – ( – 28 ), |– 50|

Question No. 15

Find the value of

Answer :

(i) |– 49|

(ii) |– 3546|

(iii) |9 – 8|

(iv) 25 – |– 12| + |– 10|

Question No. 16

Write absolute value of each :

Answer :

(i) 6

(ii) – 7

(iii) 0

(iv) – 193

Question No. 17

Add the following integers :

Answer :

(a) – 410 and 172

(b) 120 and – 10

(c) – 88 and – 43

(d) 200 and – 75

Question No. 18

Subtract the following integers :

Answer :

(a) + 11 from + 5

(b) – 6 from – 14

(c) + 114 from + 1024

(d) + 68 from – 32

Question No. 19

Multiply.

Answer :

(a) (– 9) × 4 (b) 140 × (– 5)

(b) 140 × (– 5)

(c) (– 13) × (– 13)

(d) (– 6) × (– 4) × 5 × (– 10)

(e) (– 7) × (– 5) × 2 (– 15) × 0

(f) (– 2) × (– 5) × 4 × (– 2) × (– 1)

(g) (– 1) × (– 3) × (– 25)

(h) 12 × 12 × (– 5)

Question No. 20

Divide

Answer :

(a) (– 108) ÷ 12

(b) 0 ÷ (– 13)

(c) 144 ÷ (– 16)

(d) (– 15625) ÷ 25

(e) (– 322) ÷ (– 14)

(f) (– 192) ÷ 8

(g) 101 ÷ (– 101)

(h) (– 1000 ÷ 100)

Question No. 21

Simplify.

Answer :

(a) (– 4) + 12 + (– 20)

(b) 41 + (– 11) + (– 17)

(c) (– 200) + 110 + (– 20) + 210 + (– 5)

(d) (– 7) + 5 + (– 8) + (– 11)

Question No. 22

A gain of 300 is written as _______.

Answer :

+300

-300

none of these

Question No. 23

Increase in temperature of 6° C is represented as ______.

Answer :

+6 degree celsius

-6 degree celsius

none of these

Question No. 24

A loss of 300 is written as ______.

Answer :

+300

-300

none of these

Question No. 25

Increase in temperature of 6° C is represented as ______.

Answer :

+6 degree celsius

-6 degree celsius

none of these

Question No. 26

Decrease in temperature of 6° C is represented as _______.

Answer :

+6 degree celsius

-6 degree celsius

none of these

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