Staff Selection Commission Sub Inspector Exam
Question : A thief is noticed by a policeman from a distance of 300 m. The thief starts running and the policeman starts chasing him. The thief and policeman run at the rate of 11 km/hr and 13 km/hr, respectively. After running for how many kilometres will the policeman be able to catch the thief?
Option 1: 1.65
Option 2: 1.85
Option 3: 1.75
Option 4: 1.95
Correct Answer: 1.95
Solution : Distance between police and the thief = 300 m Speed of thief = 11 km/hr Speed of police = 13 km/hr Relative speed in same direction = 13 – 11 = 2 km/hr = $2\times\frac{5}{18}$ m/s = $\frac{5}{9}$ m/s Time = $\frac{\text{Distance}}{\text{Speed}}$ = $\frac{300}{\frac{5}{9}}$ =
Question : The parts of the human body affected by Pyorrhea are:
Option 1: eyes
Option 2: small intestine
Option 3: teeth and gums
Option 4: large intestine
Correct Answer: teeth and gums
Solution : The correct option is teeth and gums.
Gingivitis, also known as pyria, is a disease that affects the gingiva, or gums, and is characterised by gum inflammation. It results from the accumulation of tartar and bacteria-filled plaque in the oral cavity. Pyria
Question : The Coinage Act of 2011 allows the issue of coins up to the denomination of lNR ______ in India.
Option 1: 5,000
Option 2: 100
Option 3: 500
Option 4: 1,000
Correct Answer: 1,000
Solution : The correct answer is 1,000.
India now issues coins in the following denominations: fifty paise, one rupee, two rupees, five rupees, ten rupees, and twenty rupees. Small coins are those that are up to fifty paise, and rupee coins are those that are one
Question : Directions: In the question, a part of the sentence is in bold. Below are given alternatives to the bold part at 1, 2 and 3 that may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (4).
He insisted to go with me.
(1) insisted upon going
(2) agreed to go
(3) insisted that he should go
(4) No Improvement
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The correct choice is the first option.
The phrase "insisted to go" should be replaced with "insisted upon going" to convey the intended meaning that he strongly asserted or demanded to go with the speaker. When using the verb "insist", it is followed by
Question : The Kaveri River rises in:
Option 1: The Brahmagiri hills
Option 2: The Trimbak hills
Option 3: The Amarkantak plateau
Option 4: Mahabaleshwar
Correct Answer: The Brahmagiri hills
Solution : The correct answer is The Brahmagiri hills
At 1,341 metres above mean sea level, the Kaveri River rises at Talakaveri in the Brahmagiri range in the Western Ghats, Kodagu district of the state of Karnataka. It then flows for around 800 kilometres until
Question : The given pie chart represents the popularity of ice-cream flavours in the year 2005. In 2005, if 40% of the 'Others' category is mixed fruit flavour and 1570 people surveyed preferred mixed fruit flavour, then how many people were surveyed?
Option 1: 25,000
Option 2: 75,000
Option 3: 10,000
Option 4: 50,000
Correct Answer: 25,000
Solution : Given: Other category ice cream = 40% 40% of 15.7% = 6.28% Let, the total number of people surveyed be $x$. According to the question, $6.28$% of $x = 1570$ ⇒ $\frac{6.28}{100}\times x=1570$ ⇒ $x=25000$ Hence, the correct answer is 25000.
Question : Direction: In the following question, some parts of the sentences have errors and some are correct. Find out which part of a sentence has an error. The number of that part is the answer. If a sentence is free from error, your answer is No error.
I use (1) / to go out (2) / to work earlier. (3) / No error. (4)
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 1
Solution : The error lies in the first part of the sentence.
In first part, the verb "used" should be in the past tense to maintain tense consistency with the phrase "to go out," which is also in the past tense. The correct past tense form of
Question : Directions: In a certain code language, RIVER is written as 10–3–5–2–10 then how will PETROL be written in the same code language?
Option 1: 13–5–8–9–4–15
Option 2: 12–2–8–10–13–15
Option 3: 11–2–7–10–13–16
Option 4: 12–2–8–10–4–16
Correct Answer: 12–2–8–10–4–16
Solution : Given: RIVER is written as 10–3–5–2–10
The consonants are coded according to the reverse positional values and the vowels are coded according to their place values as vowels are written as (A, E, I, O, U) RIVER→10–3–5–2–10 Similarly, PETROL→12–2–8–10–4–16
Hence, the fourth option is correct.
Question : Directions: Select the set in which the numbers are related in the same way as the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed.) (13, 104, 16); (9, 63, 14)
Option 1: (23, 204, 26)
Option 2: (8, 60, 15)
Option 3: (12, 85, 15)
Option 4: (10, 92, 17)
Correct Answer: (8, 60, 15)
Solution : Given: (13, 104, 16); (9, 63, 14)
Like, (13, 104, 16)→(13 × 16) ÷ 2 = 208 ÷ 2 = 104 (9, 63, 14)→(9 × 14) ÷ 2 = 126 ÷ 2 = 63
Let's check the options – First option: (23, 204,
Question : Parts of the following sentence have been given as options. Select the option that contains an error.
Rani was extreme upset with her results this year.
Option 1: extreme upset
Option 2: this year
Option 3: with her results
Option 4: Rani was
Correct Answer: extreme upset
Solution : The error lies in the first option.
Explanation: The error is in the use of extreme with upset. The correct adjective to use here is extremely. Extreme is typically used before nouns, while extremely is the adverb form used to modify adjectives.
Therefore, the
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