Q 1. What is the opposite of earning Rs. 100?
(a) + Rs. 100
(b) Profit of Rs. 100
(c) Gain of Rs. 100
(d) Spending Rs. 100
(d) Spending Rs. 100
Q 2. –22, –20, –18, –16, ___ , ___ The next number in the series is …
A. 14
B. –14
C. –18
B. – 14
Q 3. The multiplicative identity for integers is
(a) 1
(b) – 1
(c) 0
(d) none of these
(a) 1
Q 4. (– 45) ÷ 9 = ?
(a) 9
(b) 5
(c) – 5
(d) None of these
(c) – 5
Q 5. Predecessor of 50 is :
(a) 51
(c) 49
(b) – 15
(d) None of these
(c) 49
Q 6. What is the absolute value of |–2677|?
(a) 2677
(b) –2677
(c) 0
(d) 1.
(a) 2677
Q 7. Calculate (–32) × (–4) × (–3) × 0 × (–6)
(a) 27648
(b) 276480
(c) 0
(d) –27648
(c) 0
Q 8. The product of (–) × (–) × (–) is :
(a) +
(b) –
(c) None of these
(b) –
Q 9. If 16 ÷ x = 16, then x is equal to
(a) 1
(b) 2
(c) 4
(d) 16
(a) 1
Q 10. Determine the integer whose product with (–1) is –32?
A. 32
B. – 32
C. 1
Q 11. (–10) × 0 × (–15) is equal to
(a) 0
(b) 10
(c) 15
(d) 150
(a) 0
Q 12. Where do we place the positive numbers on a vertical number line with respect to 0?
(a) Above
(b) On its left side
(c) On its right side
(d) Below
(a) Above
Q 13. (–1) × (–1) × (–1) × ________ (2m + 1) times, where m is a natural number, is equal to
(a) 1
(b) – 1
(c) 1 or – 1
(d) none of these
(a) 1
Q 14. Find (– 3) × (– 2)
(a) – 6
(b) 6
(c) None of these
Q 15. When 0 divided by (–10), we get
(a) – 10
(b) 10
(c) 1
(d) 0
(d) 0
Q 16. According to Distributive Law of Multiplication over Addition, the a × (b + c) must be equal to
(a) a × c – b × c
(b) a – b × c – b
(c) a × b + a × c
(d) a × b – a × c
(c) a × b + a × c
Q 17. How is the withdrawal of RS. 200 represented?
(a) Depositing Rs. 200
(b) – Rs. 200
(c) Rs. 200
(d) –200
(b) – Rs. 200
Q 18. Which of the following is true?
(а) (– 8) + (– 4) > (– 8) – (– 4)
(b) (– 8) + (– 4) < (– 8) – (– 4)
(c) (– 8) + (– 4) = (– 8) – (– 4)
(d) none of these
(b) (– 8) + (– 4) < (– 8) – (– 4)
Q 19. What is the absolute value of |–239|?
(a) 0
(b) 239
(c) –239
(d) 1
(b) 239
Q 20. If a × (b – c) is 8 for a = 2, b = 10 and c = 6 then a × b – a × c is equal to
(a) (–8)
(b) 12
(c) 10
(d) 8
(d) 8
Q 21. With respect to which of the following operations is closure property satisfied by the set of integers?
(a) +, ×
(b) +, ÷, ×
(c) +, ×, –
(d) +, – ,÷
(c) +,×,-
Q 22. Additive inverse of 10 is :
(a) 0
(b) 10
(c) –10
(d) None of these
(c) -10
Q 23. Find successor of – 16
(a) – 17
(b) – 15
(c) None of these
(d) – 16
(b) – 15
Q 24. – (–2) × (3 + 5) = ____
(a) –16
(b) –10
(c) 10
(d) 16
(d) 16
Q 25. If a, b, c are 3 integers then, a + (b + c)=
(a) a + b + c
(b) (a + b) + c
(c) (a + c) + b
(d) None of these
(b) (a + b) + c
Q 26. What is the value of 124 × 4 – 3 + 118 ÷ 2?
(a) 552
(b) 496
(c) 434
(d) – 553
(a) 552
Q 27. How many integers are there between –8 and 2 (excluding – 8 and 2)?
(a) 7
(b) 4
(c) 0
(d) 9
(d) 9
Q 28. How many integers are there between –8 and 2 (including – 8 and 2)?
(a) 7
(b) 4
(c) 11
(d) 9
Q 28. How many integers are there between –8 and 2 (including – 8 and 2)?
(a) 7
(b) 4
(c) 11
(d) 9
(d) 9
Q 29. On a number line, when we subtract a positive integer, we
(a) move to the right
(b) move to the left
(c) do not move at all
(d) none of these
(b) move to the left
Q 30. Evaluate of – 50 ÷ 5
(a) – 10
(b) 10
(c) None of these
(a) -10
Q 31. Which amongst the following is the largest?
|– 89|, – 89, – 21, |– 21|
(a) –89
(b) –21
(c) |–89|
(d) |–21|
(c) |-89|
Q 32. Complete the following using proper sign 8 □ 4.
(a) >
(b) <
(c) =
(d) None of these
(a) >
Q 33. State whether true or false
- a – b = b – a
- Additive inverse of a is a.
- 9 ÷ 0 = 0
- When zero is divided by any non-zero integer the result is zero
- The product of 3 negative integers is a negative integer.
- The product of 2 negative integers is a positive integer.
1. False
2.False
3.True
4. True
5. True
6.True
Q 34. Fill in the blanks:
- – 75 ÷ ____ = – 1
- Sum of two integers is always an _____ ?
- 369 ÷ __= 369
- – 13 ÷ (1) = ____
- Successor of Positive integer is _____ to it on a number line.
- Every positive integer is greater than its _______ integer.
1. 1
2. integer
3. 1
4. -13
5. right
6.negative
Q 35. Replace the blank with an integer to make it a true statement.
- (– 3) + 7 – (– 9) ____ 15 – 8 + (–9)
- 39 + (– 24) – (15) ____ 36 + (– 52) – (– 36)
- ___ × (–12) = 132
- 5 × ____ = – 35
1. >
2.<
3.–11
4. – 7
Q 36. Match the following:
| A | B |
| 4 × (– 8) | – 18 |
| 6 × (– 5) | – 21 |
| 3 × (– 7) | – 30 |
| 2 × (– 9) | – 32 |
| A | B |
| 4 × (- 8) | – 32 |
| 6 × (- 5) | – 30 |
| 3 × (- 7) | – 21 |
| 2 × (- 9) | – 18 |
Q 37. What will be the sign of the product if we multiply together 8 negative integers?
(a) Negative
(b) Positive
(c) None of these
(b) Positive
Q 38. 6 × (–15 + 10) = ______
(a) 30
(b) – 21
(c) – 30
(d) 21
(c) – 30
Q 39. What is the nature of the product of a negative number by itself even a number of times?
(a) Negative
(b) 0
(c) Positive
(d) Non-negative
(c) Positive
Q 40. If the dividend and divisor have, unlike signs, what is the sign of the quotient?
(a) Positive
(b) Negative
(c) Zero
(d) Indeterminate
(b) Negative