Staff Selection Commission Sub Inspector Exam
Question : The sum of three consecutive odd numbers is always divisible by ____.
Option 1: 3
Option 2: 9
Option 3: 15
Option 4: 21
Correct Answer: 3
Solution : Take any consecutive odd numbers i.e., 1, 3, 5 or 3, 5, 7 etc. Their sum = 1 + 3 + 5 = 9 which is divisible by 3. Again, the sum = 3 + 5 + 7 = 15 which is divisible by 3.
Question : Barren Island is located in which of the following countries?
Option 1: Italy
Option 2: Australia
Option 3: India
Option 4: Pakistan
Correct Answer: India
Solution : The correct answer is India
Situated in the Andaman Sea, Barren Island is a tropical island distinguished as the sole verified active volcano within the Indian subcontinent. It is a solitary active volcano extending from Sumatra to Myanmar. Positioned precisely on the tectonic plate
Question : Comprehension:
In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each number. Alfred Hitchcock was a man with vivid imagination, (1)______ skills and a passion for life. With his (2)______ style and God-gifted wit, he produced and directed (3)______ of the most thrilling films that had the audience swooning (4)______ fright and falling off their seats with laughter. He was greatly (5)______ by American films and magazines.
Select the most appropriate option to fill in the blank no. 1.
Option 1: creative
Option 2: leading
Option 3: original
Option 4: clever
Correct Answer: creative
Solution : The most appropriate choice is the first option.
Explanation: Alfred Hitchcock is described as someone with a vivid imagination and passion for life, both of which align with the characteristic of being "creative". This term best complements the idea of having a rich and imaginative
Question : Directions: Which of the following numbers will replace the question mark (?) in the given series? 13, 26, 23, 115, 108, ?
Option 1: 1118
Option 2: 1818
Option 3: 1881
Option 4: 1188
Correct Answer: 1188
Solution : Given: 13, 26, 23, 115, 108, ?
Here, multiply and subtract prime numbers alternately from the previous numbers of the series to get the next number.
So, 1188 is the missing number. Hence the fourth option is correct.
Question : Directions: There is a set of elements: Cooler, Television, and Electronic gadgets, which figure given below will best represent the relationship among these three elements?
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : According to the general information, coolers and televisions both are household appliances, where television is an electronic gadget while the cooler is an electronic appliance. Therefore, the circle of the cooler is independent and the circle of television comes inside the circle of electronic gadgets.
Therefore,
Question : Directions: If I denotes ÷, J denotes ×, K denotes –, and L denotes +, then what will come in place of (?) in the following equation? 29 J 7 K 168 I 4 L 71 K 39 L 14 J 2 = ?
Option 1: 221
Option 2: 228
Option 3: 216
Option 4: 235
Correct Answer: 221
Solution : Given: I denotes ÷, J denotes ×, K denotes –, and L denotes + 29 J 7 K 168 I 4 L 71 K 39 L 14 J 2 = ?
On replacing the letters with mathematical signs, we get – = 29 × 7
Question : Two circles with radii of 25 cm and 9 cm touch each other externally. The length of the direct common tangent is:
Option 1: 34 cm
Option 2: 30 cm
Option 3: 36 cm
Option 4: 32 cm
Correct Answer: 30 cm
Solution : Length of common tangent = $\sqrt{d^2-(r_1-r_2)^2}$, where $d$ is the distance between the two circles, $r_1$ is the larger radius, and $r_2$ is the smaller radius of the two circles. Here, $d=25+9=34\ \text{cm}$ $r_1=25\ \text{cm}$ and $r_2=9\ \text{cm}$ Putting values in the equation, we
Question : What is the main objective of Marxism?
Option 1: Dictatorship
Option 2: Stateless Society
Option 3: To establish a strong centre
Option 4: Protection of weaker sections
Correct Answer: Stateless Society
Solution : The correct option is a Stateless Society.
Marxism, as a socio-political and economic theory, was developed by Karl Marx and Friedrich Engels. According to Karl Marx and Friedrich Engels' writings, the creation of a classless and stateless society is the primary goal of Marxism.
Question : Directions: In the following question, a series is given with one term missing. Choose the correct alternative from the given options. ACF, BEI, CGL, DIO, ?
Option 1: EGJ
Option 2: EKQ
Option 3: EHL
Option 4: EKR
Correct Answer: EKR
Solution : Given: ACF, BEI, CGL, DIO, ?
In the given series, add consecutive natural numbers to the place value of each letter of the previous term to obtain the next term – ACF→A + 1 = B; C + 2 = E; F + 3 =
Question : 'India Today' is
Option 1: A staggering mass of problems
Option 2: Former British India minus Pakistan
Option 3: A news magazine mainly devoted to current affairs
Option 4: The Union of India, a member of the United Nations
Correct Answer: A news magazine mainly devoted to current affairs
Solution : The correct answer is A news magazine mainly devoted to current affairs.
India Today was established in 1975, and at present, India Today is published in Hindi, Tamil, Malayalam, Telugu, and English. India Today News Channel was launched
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