Integers

50. What is the set of negative numbers and whole numbers called?

  • (A) The set of natural numbers
  • (B) The set of integers 
  • (C) The set of positive numbers
  • (D) The set of negative numbers

49. The numbers +1, +2, +3, +4, . . . are referred to as

  • (A) Integers
  • (B) Positive integers
  • (C) Negative integers
  • (D) Whole numbers

48. The numbers –1, –2, –3, –4, . . . are referred to as

  • (A) Integers
  • (B) Positive integers
  • (C) Negative integers
  • (D) Whole numbers

47. The numbers . . . , –4, –3, –2, –1, 0, +1, +2, +3, . . . are called

  • (A) Integers
  • (B) Positive integers
  • (C) Negative integers
  • (D) Non-negative integers

46. Fill in the blank: All the positive integers lie to the __________ of 0

  • (A) Right
  • (B) Left
  • (C) Up
  • (D) Down

45. Fill in the blank: All the negative integers lie to the __________ of 0

  • (A) Right
  • (B) Left
  • (C) Up
  • (D) Down

44. The non-negative integers are also called

  • (A) Natural numbers
  • (B) Positive integers
  • (C) Negative integers
  • (D) Whole numbers

43. The sum of two negative integers is again a

  • (A) Natural number
  • (B) Positive integer
  • (C) Negative integer
  • (D) Whole number

42. The difference of two negative integers is

  • (A) A natural number
  • (B) A positive integer
  • (C) A non-negative integer
  • (D) Depend on the numbers

41. The sum of a positive integer and a negative integer is always

  • (A) A natural number
  • (B) A positive integer
  • (C) A negative integer
  • (D) An integer

40. When a negative integer is subtracted from another negative integer, the sign of the result

  • (A) is always negative
  • (B) is always positive
  • (C) is never negative
  • (D) depends on the numerical value of the integers

39. The statement When an integer is added to itself, the sum is greater than the integer is

  • (A) always true
  • (B) never true
  • (C) true only when the integer is positive
  • (D) true for non-negative integers

38. Two integers are said to be additive inverses of each other if

  • (A) the sum of them is zero
  • (B) the sum of them is 1
  • (C) the sum of them is −1
  • (D) the product of them is –1 

37. The additive inverse of a negative integer

  • (A) is always negative
  • (B) is always positive
  • (C) is the same integer
  • (D) zero

36. The additive inverse of 0 is _______.

  • (A) 0
  • (B) –0
  • (C) 1
  • (D) –1

35. The additive inverse of –1 is _______.

  • (A) 0
  • (B) 1
  • (C) 10
  • (D) –1

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