Staff Selection Commission Sub Inspector Exam
Question : Directions : In these questions, a part of the sentence is in bold. Below are given alternatives to the bold part at (1), (2) and (3) which may improve the sentence. Choose the correct alternative. In case no improvement is needed your answer is (4).
I hadn't heard from him for nearly ten years in which time I had got married and had two children.
(1) I hadn't heard of him for nearly ten years, during which point I had got married and had two children
(2) I hadn't heard of him for nearly ten years, in which point i got married
(3) I hadn't heard for him for nearly ten years, in which case I had got married
(4) No Improvement
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (4)
Solution : There is no improvement needed for the sentence.
Explanation: The sentence means that the speaker had not received any communication or news from someone for nearly ten years. During this time, the speaker got married and had two children.
The other options are grammatically incorrect
Question : Select the option that can be used as a one-word substitute for the given group of words A small building or room used for Christian worship in a school, prison, hospital or large private house.
Option 1: cathedral
Option 2: church
Option 3: congregation
Option 4: chapel
Correct Answer: chapel
Solution : The fourth option is the correct answer.
A chapel refers to a small building or room used for Christian worship in various settings, such as schools, prisons, hospitals, or large private houses.
The meanings of the other options are as follows:
Question : If $a^2+b^2+c^2+84 = 4(a - 2b + 4c)$, then $\sqrt{ab - bc + ca}$ is equal to:
Option 1: $4 \sqrt{10}$
Option 2: $\sqrt{10}$
Option 3: $5\sqrt{10}$
Option 4: $2\sqrt{10}$
Correct Answer: $2\sqrt{10}$
Solution : Given: $a^2+b^2+c^2+84 = 4(a - 2b + 4c)$ ⇒ $a^2+ b^2+ c^2− 4a + 8b − 16c + 84 = 0$ ⇒ $(a^2− 4a + 4) + (b^2+ 8b + 16) + (c^2− 16c + 64) = 0$ ⇒ $(a − 2)^2+(b + 4)^2+ (c
Question : The difference in temperature between the two bodies is 30 degrees centigrade. What is the difference in degrees Fahrenheit?
Option 1: 64
Option 2: 54
Option 3: 86
Option 4: 72
Correct Answer: 54
Solution : The correct option is 54.
To convert Celsius to Fahrenheit, multiply by 9/5 and add 32. So, 30°C * (9/5) + 32°F = 54°F. The temperature difference in Fahrenheit is 54 degrees, a whole 24 degrees higher than in Celsius. This difference highlights
Question : Directions: Six friends are sitting in a circle facing the centre. Sumit sits second to the right of Amit. Karan is an immediate neighbour of Param. Tony sits third to the right of Amit. Dharam is an immediate neighbour of Amit and Sumit. Karan sits second to the right of Sumit. Who sits fourth to the right of Param?
Option 1: Karan
Option 2: Sumit
Option 3: Dharam
Option 4: Tony
Correct Answer: Tony
Solution : Given: (I) Six friends are sitting in a circle facing the centre.
(II) Sumit sits second to the right of Amit. Karan is an immediate neighbour of Param. Tony sits third to the right of Amit. Dharam is an immediate neighbour of Amit and Sumit.
Question : Directions: In the following question, select the word which cannot be formed using the letters of the given word. SEPARATED
Option 1: RATE
Option 2: REPEAT
Option 3: SEAT
Option 4: PIRATE
Correct Answer: PIRATE
Solution : Given: SEPARATED
Now, let's compare all the option words with the word SEPARATED – First option: RATE; All the letters of RATE are present in the word SEPARATED. Second option: REPEAT; All the letters of REPEAT are present in the word SEPARATED. Third option: SEAT;
Question : Select the most appropriate meaning of the given idiom. Up in the air
Option 1: Something that is tossed up in the air
Option 2: Something that is certain and decided
Option 3: Something that is unknown entirely
Option 4: Something that is invisible and unattainable
Correct Answer: Something that is unknown entirely
Solution : The correct choice will be the third option.
The most appropriate meaning of the idiom up in the air is "something that is uncertain and undecided".
When people say a situation or decision is "up in the air," it means that
Question : The following pie charts show the number of start-ups started in various sectors since 2016 and the number of successful start-ups in those sectors respectively. What is the ratio of the number of successful start-ups to that of unsuccessful start-ups in the Fin-tech sector?
Option 1: 3 : 4
Option 2: 13 : 18
Option 3: 23 : 32
Option 4: 13 : 19
Correct Answer: 13 : 19
Solution : From the given pie charts, Total number of start-ups in Fin-tech sector = 256 Number of successful starts-ups in Fin-tech = 104 ⇒ Number of unsuccessful starts-ups in Fin-tech = 256 – 104 = 152 $\therefore$ The required ratio = 104 : 152
Question : Directions: The following bar chart represents the number of first year B.Com. students of St. Xavier's College using different company's smartphones.
What is the percentage of boys who are using smartphones of Samsung?
Option 1: 16.52%
Option 2: 17.52%
Option 3: 18.52%
Option 4: 15.52%
Correct Answer: 18.52%
Solution : As per the given graph, The number of boys using smartphones $=100+160+240+40=540$ The number of boys using the Samsung smartphones $=100$ The required percentage $=\frac{100}{540}×100=18.52$% Hence, the correct answer is 18.52%.
Question : The given histogram shows the height of the students.
The difference between the number of students whose height is between 150-155 cm and the number of students whose height lies between 175-180 cm is:
Option 1: 8
Option 2: 9
Option 3: 3
Option 4: 7
Correct Answer: 9
Solution : According to the question The number of students whose height is 150-155 = 15 The number of students whose height is 175-180 = 6 ⇒ Difference = 15 – 6 = 9 Hence, the correct answer is 9.
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