Staff Selection Commission Sub Inspector Exam
Question : If the operation ' * ' is defined by a * b = a + b – ab, then 5 * 7 equals:
Option 1: 12
Option 2: – 47
Option 3: – 23
Option 4: 35
Correct Answer: – 23
Solution : Given: a = 5 and b = 7 a * b = a + b – ab = 5 + 7 – (5 × 7) = – 23 Hence, the correct answer is – 23.
Question : Directions: Select the figure that can replace the question mark (?) in the following series.
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Here the pattern is as follows — From box 1 to box 2: The top right corner shifted to the top left corner. The symbol at the top left corner shifted to the bottom right corner. The symbol at the bottom right corner shifted to the
Question : Ramesh spends 40% of his monthly salary on food, 18% on house rent, 12% on entertainment, and 5% on conveyance. However, due to a family function, he has to borrow INR 16,000 from a money lender to meet the expenses of INR 20,000. His monthly salary is:
Option 1: INR 16,500
Option 2: INR 15,000
Option 3: INR 16,000
Option 4: INR 18,000
Correct Answer: INR 16,000
Solution : Given, Money borrowed = INR 16,000 Party expenses = INR 20,000 Let the Monthly income be 100%. ⇒ Money left = 100% – (40% + 18% + 12% + 5%) ⇒ Money left = 100% – 75% = 25% Ramesh's party expenses were INR
Question : Directions: Read the sentence to find out whether there is any grammatical or idiomatic error in it. The error, if any, will be in one part of the sentence. The number of that part is the answer. If there is no error, the answer is (4).
Not only we saw (1) / the President of our country but also (2) / the Chief Minister of Delhi. (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.
The phrase not only... but also is a correlative conjunction that should follow the format "not only X but also Y", where X and Y should exhibit parallel structure.
Consequently, the two elements lack grammatical
Question : When was the Mumbai Stock Exchange set up?
Option 1: 1947
Option 2: 1900
Option 3: 1857
Option 4: 1875
Correct Answer: 1875
Solution : The correct option is 1875
On July 9, 1875, The Bombay Stock Exchange (BSE), also known as the Mumbai Stock Exchange, was founded. It is one of the oldest stock exchanges in Asia and is significant to the Indian financial market. The BSE is
Question : Directions: Shilpa goes to a park every day for walking. One morning, she started walking from her home and walked 40 km towards the north. Then she turned to the right and walked 60 km. Again, she turned right and walked 40 km. Lastly, she took a left turn and walked 30 km. How far is she from her home?
Option 1: 140 km
Option 2: 90 km
Option 3: 100 km
Option 4: 60 km
Correct Answer: 90 km
Solution : Firstly, we will draw the diagram as per the given instructions –
Now, we have to find the Home and the end point.
From the above diagram, the distance between the Home point and the end point is (60km + 30km) which is equal
Question : Select the most appropriate synonym of the given word. Captivate
Option 1: Study
Option 2: Allure
Option 3: Envelope
Option 4: Arrest
Correct Answer: Allure
Solution : The correct choice is the second option.
Explanation: The most appropriate synonym for "captivate" is "allure". To captivate means to attract or hold the attention of someone, and "allure" similarly conveys the idea of attracting or enticing through charm or appeal. The meanings of the
Question : How much time was taken to frame the Constitution of India?
Option 1: 3 years, 6 months, and 23 days
Option 2: 2 years, 11 months, and 17 days
Option 3: 4 years, 3 months, and 29 days
Option 4: 1 year, 10 months, and 15 days
Correct Answer: 2 years, 11 months, and 17 days
Solution : The correct answer is 2 years, 11 months and 17 days.
The total time taken to frame the Constitution was 2 years, 11 months, and 17 days. The Constituent Assembly met for the first time on December 9, 1946,
Question : Which radioactive element with atomic number 43 in the modern periodic table is unstable, and the half-lives of all its isotopes are relatively short, from 4.2 million years to 5.0 s?
Option 1: Nobelium
Option 2: Promethium
Option 3: Neptunium
Option 4: Technetium
Correct Answer: Technetium
Solution : The correct option is Technetium.
The radioactive element with atomic number 43 in the modern periodic table is Technetium (Tc). All its isotopes are unstable, and their half-lives range from 4.2 million years to 5.0 seconds. Due to their short half-lives, technetium isotopes are not
Question : Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
Challenges are (1)___________ that knock on our door. It may sound difficult to (2)___________ the obstacles in our career but challenges are rewarding. If there were no challenges there would have been no (3)__________ on this planet. Every challenge poses an opportunity for those who like to put their (4)___________ to the fullest utilisation. Knowledge and (5)_________ is the key to overcome challenges.
Question: Select the most appropriate option to fill in the blank number 4.
Option 1: job
Option 2: potential
Option 3: work
Option 4: time
Correct Answer: potential
The appropriate word to complete the sentence is potential, which means having or showing the capacity to develop into something in the future. The sentence suggests that challenges present opportunities for individuals to harness and fully utilise
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