Below are the answers key for the Multiple Choice Questions in System of Numbers and Conversion Part 2.

51. D. –273

52. A. 37.8 °C

53. C. 295

54. A. 491 °F

55. B. -40°

56. A. 26.67

57. D. 492

58. B. 568.89

59. B. π x / 180°

60. B. 800 mils

61. C. 180°

62. C. 180°

63. B. grad

64. B. 3 x 10-4

65. D. 3.09 m

66. D. 1.854 km

67. C. 1075.84

68. D. 5.685

69. C. 13.37

70. C. 0.3785 cu. meters

71. B. 60

72. C. 1 horsepower = 0.746 kW

73. A. 32.2 ft/sec2

74. D. giga

75. C. tera

76. C. –9

77. D. 43x+y

78. C. 5×3x-2

79. D. 55 + 55 + 55 + 55 + 55 = 56

80. B. 2√2

81. D. 16/25 & 0

82. C. 5(3√(2×4))

83. D. 2.1544

84. C. a-6 b7

85. A. 3x^2

86. A. 1

87. C. 7/3

88. B. 0.618

89. D. 16

90. A. 0

91. C. x = 9/4

92. C. 0.049787

93. A. Nth root of b to the m power

94. C. 1

95. A. 15.85

96. A. 1/(x2y7z3)

97. C. –7a

98. D. 1/(x3y)

99. B. 4 – √15

100. D. mn√a

### Online Questions and Answers in System of Numbers and Conversion Series

Following is the list of practice exam test questions in this brand new series:

**System of Numbers and Conversion MCQs**

**MCQs from Number 1 – 50**Answer key:

**PART I**

**MCQs from Number 51 – 100**Answer key:

**PART II**

**MCQs from Number 101 – 150**Answer key:

**PART III**