West Bengal Police Sub Inspector exam paper 15 December 2019 (Answer Key)


81. In an election between two candidates, 75% of the voters cast their votes, out of which 02% of the votes were declared invalid. A candidate got 9261 votes which were 75% of the total valid vote. Find the total number of voters.
(A) 15800
(B) 16800
(C) 15700
(D) 16700

82. A sum of money doubles itself in 4 years at a simple interest. In how many years will it amount to 8 times of itself ?
(A) 12 years
(B) 28 years
(C) 8 years
(D) 24 years

83. A man purchased 35 kg of rice at the rate of Rs. 9.50 per kg and 30 kg at the rate of Rs. 10.50 per kg. He mixed the two. Approximately, at what price (in Rs.) per kg should he sell the mixture to make 35% profit in the transaction ?
(A) 12.50
(B) 13.50
(C) 12
(D) 13

84. The ratio of the length and the breadth of a rectangular plot is 6:5 respectively, if the breadth of the plot is 34 meters less than the length, what is the perimeter of the rectangular plot ?
(A) 408 meters
(B) 814 meters
(C) 374 meters
(D) 748 meters

85. In an examination it is required to get 40% of the aggregate marks to pass. A student gets 265 marks and is declared failed by 55 marks. What is the total marks in the said examination ?
(A) 750


(B) 550
(C) 800
(D) 650

86. If the new numerator of a fraction is increased by 200% and the denominator of the fraction is Increased by 150%, the resultant fraction is What is the original fraction ?
(A) 3/14
(B) 2/15
(C) 3/16
(D) 3/10

87. If 72 x 96 = 6927, 58 x 87 = 7885, then 79 x 86 = ?
(A) 7689
(B) 6897
(C) 8976
(D) 6978

88. Coffee : Caffeine :: Tobacco : ?
(A) Nicotine
(B) Tanin
(C) Alexine
(D) Novocaine

89. Complete the given letter series in the following:
a__ab_baa_bb_
(A) aabb
(B) baba
(C) abab
(D) bbaa

90. X is the east of Y which is in the north of Z. If Pis in the east of Z, then in which direction of X, is P?
(A) South-West
(B) West
(C) South-East
(D) South

91. Vivek and Ashok start from a fixed point. Vivek moves 3 km north and turns right and then covers 4 km. Ashok moves 5 km west and turns right and walks 3 km. Now how far are they apart ?
(A) 9 km
(B) 6 km
(C) 10 km
(D) 8 km

92. Select the missing number from the given responses:
question number 92


(A) 58
(B) 65
(C) 51
(D) 64

93. In a certain code language ‘T’ is written as 20, ‘TAX’ is written as 20124 and ‘XERO’ is written as 2451815. How would the word ‘BABY’ be written in that code language ?
(A) 21224
(B) Cannot be determined
(C) 21225
(D) 21220

94. Choose the odd one ::
(A) JKL
(B) TUV
(C) CDE
(D) PQS

95. All of the following noble gases are present in the atmosphere, except
(A) Helium
(B) Xenon
(C) Argon
(D) Radon

96. Track and field star Carl Lewis won how many gold medals at the 1984 Olympic Games ?
(A) Threes
(B) Eight
(C) Two
(D) Four

97. Which of the following is not the function of Reserve Bank of India (RBI)?
(A) Banker to Government
(B) Issue of Bank Notes
(C) A Bank Mobilizing Deposits
(D) Custodian of Cash Reserves of Commercial Banks

98. Black cotton soils are also known as
(A) Bhangar
(B) Regur
(C) Bhabar
(D) Khadar

99. In which Rock Edict is Ashoka named in person and not by his usual title ‘Devanampiya’?


(A) Mahasthan
(B) Taxila
(C) Bahapur
(D) Maski

100. Which of the following is not a particle?
(A) Beta
(B) Gamma
(C) Alpha
(D) Delta

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