# MCQs in System of Numbers and Conversion Part II - Answers

Answers key for the Compiled MCQs in System of Numbers and Conversion Part 2 of the series as one topic in Engineering Mathematics in the ECE Board Exam.

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. Ï€ x / 180°

60. B. 800 mils

61. C. 180°

62. C. 180°

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√(2x4))

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
PART 1: MCQs from Number 1 – 50                        Answer key: PART I
PART 2: MCQs from Number 51 – 100                      Answer key: PART II
PART 3: MCQs from Number 101 – 150                      Answer key: PART III

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