Staff Selection Commission Sub Inspector Exam
Question : Directions: In the following question, out of the four alternatives, select the alternative that will improve the bracketed part of the sentence. In case no improvement is needed, select "No Improvement".
You (will have to) return my Macbook whenever I ask for it.
(1) should
(2) will have
(3) would have to
(4) No Improvement
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 4
Solution : The fourth option is the correct choice.
The sentence is about an obligation or expectation regarding returning the Macbook.
The other options would change the meaning of the sentence by introducing a future or conditional aspect that may not be necessary based on the context
Question : Which one of the following is opposite to a democratic State?
Option 1: Despotism
Option 2: Republic
Option 3: Socialism
Option 4: Monarchy
Correct Answer: Despotism
Solution : The correct option is Despotism.
"Despotism" is frequently used to describe the opposite of a democratic state. In a democratic state, power is ideally entrusted to the hands of the people, and choices are made through representation, participation, and accountability.
Question : Directions: Two statements are given followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: Some shells are pebbles. All pebbles are rocks. Conclusions: I. No shell is a rock. II. Some shells are rocks.
Option 1: Only conclusion I follows
Option 2: Neither conclusion I nor II follows
Option 3: Both conclusions I and II follow
Option 4: Only conclusion II follows
Correct Answer: Only conclusion II follows
Solution : The possible Venn diagram according to the given statements is as follows –
Let's analyze the conclusions – Conclusion I: No shell is a rock – From the Venn diagram, it is evident that the circles representing shell and rock overlap and
Question : A thief is spotted by a policeman from a distance of 250 m. When the policeman starts the chase, the thief also starts running. Assuming that the speed of the thief is 10 km/h and that of the policeman is 12 km/h, how far would the thief have run before he is caught?
Option 1: 4 km
Option 2: 1.25 km
Option 3: 3 km
Option 4: 2 km
Correct Answer: 1.25 km
Solution : Distance between the thief and the policeman = 250 m Speed of the thief = 10 km/h = $\frac{25}{9}$ m/s Speed of the policeman = 12 km/h = $\frac{10}{3}$ m/s The relative speed of the thief and the policeman = 12 – 10 =
Question : How do you calculate the poverty line?
Option 1: The income of an individual under a threshold value published by the Government of India.
Option 2: The income of any individual is less than 50 INR in a day.
Option 3: The average income of all the individuals in a country.
Option 4: The income of a family of less than 100 INR in a day.
Correct Answer: The income of an individual under a threshold value published by the Government of India.
Solution : The correct answer is The income of an individual under a threshold value published by the Government of India.
The poverty line is the lowest point that exists. By multiplying the
Question : The average age of 40 students in a class is 16 years. After the admission of 10 new students to the class, the average becomes 15 years. If the average age of 5 of the new students is 11 years, then the average age (in years) of the remaining 5 new students is:
Option 1: 10
Option 2: 12
Option 3: 16
Option 4: 11
Correct Answer: 11
Solution : The average age of 40 students = 16 years On admission of 10 new students average = 15 years Average of 5 new students = 11 Formula used: Average = Average = $\frac{\text{Sum of all observations}}{\text{Number of observations}}$ Calculation: The sum of all ages of
Question : Directions: In a certain code language, HIM – ACE is written as 21. How is SIP – TAG written in that code language?
Option 1: 12
Option 2: 16
Option 3: 14
Option 4: 19
Correct Answer: 16
Solution : Given: HIM – ACE is written as 21.
H→8; I→9; M→13; add all the place values to get the number→8 + 9 + 13 = 30 A→1; C→3; E→5; add all the place values to get the number→1 + 3 + 5 = 9 Now,
Question : Directions: If MERCURY is written as FGIECAB in the code, how can CURE be written in that code?
Option 1: GCFI
Option 2: ECAB
Option 3: ECAG
Option 4: EAGC
Correct Answer: ECAG
Solution : Given: MERCURY is written as FGIECAB.
Code each letter with an equivalent letter to get the required code for MERCURY –
Thus, MERCURY is coded as FGIECAB. Similarly, by following the
Question : M. Balamuralikrishna is associated with which form of music?
Option 1: Folk music
Option 2: Carnatic music
Option 3: Haveli music
Option 4: Hindustani music
Correct Answer: Carnatic music
Solution : The correct answer is Carnatic music.
Mangalampalli Balamuralikrishna (6 July 1930 – 22 November 2016) was a versatile Indian artist known for his contributions as a Carnatic vocalist, multi-instrumentalist, playback singer, composer and character actor. Honoured with accolades including the Madras Music Academy's
Question : If 49% of X = Y, then Y% of 50 is:
Option 1: 40% of Y
Option 2: 24.5 % of Y
Option 3: 50 % of X
Option 4: 24.5% of X
Correct Answer: 24.5% of X
Solution : $49$% of $X = Y$ ⇒ $Y = \frac{49}{100}×X$ So, $Y$% of $50 = \frac{Y}{100}×50=\frac{\frac{49}{100}×X}{100}×50=0.245X$ Required percentage = $0.245X×100$% = $24.5$% of $X$ Hence, the correct answer is 24.5% of X.
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