81. Decibel is-
A. a musical instrument
B. a measure of sound level
C. a musical noise
D. a wavelength of noise
82. The computer’s speed is measured in-
A. Kilobyte
B. Bits
C. Hertz
D. Megabyte
83. Choose the option to replace ? to continue the pattern in given number series.
6,12,21,?,48
A. 33
B. 38
C. 40
D. 45
84. 16.7+12.38-?=10.9
A. 17.89
B. 18.99
C. 16.98
D. 20.09
85. Select the option of related letters to replace ? to have similar relation on either side.
REASON : SFBTPO :: THINK : ?
A. SGHMJ
B. UIJOL
C. UHNKI
D. UJKPM
Directions — (Q. 86 to 88) Find the option that can replace ? in given series.
86. 2,7,14,23,?,47
A. 30
B. 34
C. 39
D. 44
87. 68,81,96,?,132
A. 105
B. 110
C. 130
D. 113
88. 128,?,82,62,44,28
A. 99
B. 104
C. 109
D. 106
89. ‘LOAD’ is coded as ‘MPBE’ and ‘DRIVE’ as ‘ESJWF’. How will you code the word ‘LADDER’?
A. MDEEFS
B. MBEEFS
C. NCFFGT
D. MBEESP
90. Find the option to replace? to complete the pattern-
| 1 | 4 | ? |
| 4 | 2 | 5 |
| 2 | 2 | 3 |
| 49 | 64 | 169 |
A. 3
B. 6
C. 5
D. 4
91. 1027.05-314.005+112.25 = ?
A. 825.095
B. 825.295
C. 825.305
D. 825.395
92. A train is moving with a speed of 180 km/hr. it’s speed in m/sec is-
A. 5 m/sec
B. 30 m/sec
C. 40 m/sec
D. 50 m/sec
93. 7589 – ? = 3434
A. 4242
B. 4155
C. 1123
D. 11023
94. 72519 x 9999 =?
A. 725117481
B. 674217481
C. 685126481
D. 696217481
95. Which of the following numbers is divisible by 24 ?
A. 35718
B. 63810
C. 537804
D. 3125736
96. If 60% of 3/5 of a number is 36, then the number is-
A. 80
B. 100
C. 75
D. 90
97. The HCF of 3556 and 3444 is –
A. 23
B. 25
C. 26
D. 28
98. Three number are in the ratio 1:2:3 and their HCF is 12. The numbers are-
A. 4, 8, 12
B. 5, 10, 15
C. 10, 20, 30
D. 12, 24, 36
99. The value of (1+.1+.01+.001) is-
A. 1.001
B. 1.011
C. 1.003
D. 1.111
100. Simplify the given expression :
100+50×2 = ?
A. 75
B. 150
C. 200
D. 200
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