Staff Selection Commission Sub Inspector Exam
Question : Directions: Three of the following letter clusters are alike in a certain way and one is different. Pick the odd one out.
Option 1: QTWZC
Option 2: HKNQT
Option 3: BEHKN
Option 4: RUXAE
Correct Answer: RUXAE
Solution : Let's check the options – First option: QTWZC; Q + 3 = T; T + 3 = W; W + 3 = Z; Z + 3 = C Second option: HKNQT; H + 3 = K; K + 3 = N; N + 3 =
Question : Select the most appropriate synonym of the given word. Diabolical
Option 1: Malicious
Option 2: Sycophant
Option 3: Celestial
Option 4: Sophisticated
Correct Answer: Malicious
Solution : The correct answer is the first option.
The word "diabolical" is an adjective that means extremely wicked or cruel, often associated with the devil or evil forces. A suitable synonym for "diabolical" is "malicious", which also conveys a strong sense of intending harm or evil.
Question : Choose the incorrect statement out of the following.
Option 1: Most parts of the country receive rainfall from June to September.
Option 2: The annual precipitation in Meghalaya is over 400 cm.
Option 3: Some parts like the Tamil Nadu’s coast gets a large portion of its rains during October and November.
Option 4: There is an increase in rainfall generally from east to west in the Northern plains.
Correct Answer: There is an increase in rainfall generally from east to west in the Northern plains.
Solution : The correct answer is There is an increase in rainfall generally from east to west in the Northern plains.
1. Most parts of the country receive rainfall from June to
Question : Directions: A series is given below with one term missing. Choose the correct alternative from the given ones that will complete the series. AVA, BUC, CTE, ?
Option 1: DVG
Option 2: DSF
Option 3: DSG
Option 4: GSD
Correct Answer: DSG
Solution : Given: AVA, BUC, CTE, ?
Add 1 and 2 to the positional values of the first and third letters and subtract 1 from the positional value of the second letter of the previous term to get the missing term in the series. AVA→A + 1
Question : 4 boys from school A and 6 boys from school B together can set up an exhibition in 5 days, which 5 boys from school A and 10 boys from school C together can do in 4 days or 3 boys from school B and 4 boys from school C together can do in 10 days. Then how many boys from school A can set up the exhibition in one day?
Option 1: 60
Option 2: 40
Option 3: 20
Option 4: 80
Correct Answer: 40
Solution : Total work of first group = total work of second group = total work of third group (4A + 6B) × 5 = (5A + 10C) × 4 = (3B + 4C) × 10 ⇒ (4A + 6B) × 5 = (3B + 4C) ×
Question : Directions: In the following question, some parts of the sentence may have some errors. Find out which part of the sentence has an error and select the appropriate option. If the sentence is free from error, select "No Error."
Professor Lal teaches both history as well as literature each semester.
(1) Professor Lal teaches
(2) each semester.
(3) both history as well as literature
(4) No Error
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (3)
Solution : The error lies in the third option, "both history as well as literature".
The use of "both" and "as well as" in the sentence makes it incorrect. The phrase should be simplified to "both history and literature" as "both" is followed
Question : Who among the following was the first politician to become the Chief Minister of a State and Prime Minister of India?
Option 1: Morarji Desai
Option 2: Narendra Modi
Option 3: H. D. Deve Gowda
Option 4: Charan Singh
Correct Answer: Charan Singh
Solution : The correct answer is Charan Singh.
Chaudhary Charan Singh made history as the first Indian politician to concurrently hold the positions of Prime Minister and Chief Minister of a state. He secured his initial electoral victory to the U.P. Legislative Assembly in 1937.
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: No actor is an engineer. All engineers are magicians. Conclusions: I. No magician is an engineer. II. Some magicians are engineers.
Option 1: Both conclusions follow
Option 2: Either conclusion I or II follows
Option 3: Only conclusion I follows
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 magician is an engineer – From the Venn diagram, it is evident that some parts of the circle representing magician lie
Question : What is the length of the longest pole that can fit itself in a hall 60 feet long, 30 feet broad, and 20 feet high?
Option 1: 50 feet
Option 2: 70 feet
Option 3: 30 feet
Option 4: 20 feet
Correct Answer: 70 feet
Solution : Here, the hall has length = 60 feet, breadth = 30 feet, and height = 20 feet As the length of the longest rod that can be placed in a room is its diagonal Now, the length of the diagonal of a cuboid =
Question : Directions: If × means +, ÷ means −, + means ×, and − means ÷, what will come in place of the question mark (?) in the given expression? 182 – 13 × 5 + 16 ÷ 44 = ?
Option 1: 50
Option 2: 62
Option 3: 86
Option 4: 48
Correct Answer: 50
Solution : Given: 182 – 13 × 5 + 16 ÷ 44 = ?
On interchanging the mathematical signs, we get – = 182 ÷ 13 + 5 × 16 – 44 = 14 + 5 × 16 – 44 = 14 + 80 – 44 =
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