Staff Selection Commission Sub Inspector Exam
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).
The criminal must be killed.
(1) hanged
(2) murdered
(3) hung
(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.
In this context, the use of "hanged" is appropriate when referring to execution by hanging. It specifies the method of capital punishment.
The meanings of the other options are as follows:
Murdered: While "murdered" is a synonym for
Question : A man bought two bicycles for Rs. 3,000 each. If he sells one bicycle at a profit of 10%, then for how much percentage of profit should he sell the other bicycle so that he makes a profit of 20% on the whole?
Option 1: 15 percent
Option 2: 25 percent
Option 3: 30 percent
Option 4: 10 percent
Correct Answer: 30 percent
Solution : A man bought two bicycles for Rs. 3,000 each. Total cost price = 3000 + 3000 = 6000 He wants a profit of 20% on the whole. So, total selling price should be $6000×\frac{100+20}{100}=7200$ He sells one bicycle at a profit of 10%. $\therefore$
Question : Direction: The pie chart shows the breakup of the monthly expenditure of a person.
The expenditure on food is how much percentage more than the expenditure on savings?
Option 1: 12.21%
Option 2: 15%
Option 3: 13.04%
Option 4: 11%
Correct Answer: 15%
Solution : Expenditure on food = 23 Expenditure on saving = 20 Difference = 23 – 20 = 3 Required percentage = $\frac{3}{20}$ × 100 = 15% Hence, the correct answer is 15%.
Question : Study the given table and answer the question that follows. The table shows the number of employees in five different organisations A, B, C, D and E in different departments.
Which department has a minimum number of employees in each organisation?
Option 1: Marketing
Option 2: Production
Option 3: Accounts
Option 4: Legal
Correct Answer: Legal
Solution : The legal department has a minimum number of employees in organisations A, B, C, D, and E. ⇒ The legal department has a minimum number of employees in each organisation. Hence, the correct answer is Legal.
Question : Directions: Which letter cluster will replace the question mark (?) in the following series? SQO, LJH, ECA, ?
Option 1: XUS
Option 2: XVT
Option 3: YWV
Option 4: YWU
Correct Answer: XVT
Solution : Given: SQO, LJH, ECA, ?
Subtract 7 from each letter of the previous term to obtain the next term in the series – SQO→S – 7 = L; Q – 7 = J; O – 7 = H LJH→L – 7
Question : Directions: Drenching is related to torrential rain in the same way as stinging is related to____________.
Option 1: Wound
Option 2: Pin
Option 3: Dagger
Option 4: Rash
Correct Answer: Wound
Solution : Given: Drenching is related to torrential rain.
Like in, Drenching describes the action or effect of being soaked or saturated by torrential rain. Similarly, Stinging means capable of wounding or piercing with a sting.
Therefore, the wound is related to stinging. Hence, the first option
Question : In the context of state and administration in the Delhi Sultanate, the term "muqtis" means:
Option 1: the head of Gram Panchayat
Option 2: a district-level judicial official
Option 3: the holder of a land assignment called "iqta"
Option 4: the head of a village community
Correct Answer: the holder of a land assignment called "iqta"
Solution : The correct answer is the holder of a land assignment called "iqta".
Muqtis were commanders of military and administrative blocks known as iqta. The iqta system started with the need for early Turkish Sultans. Those areas of
Question : Three vessels whose capacities are 3 : 2 : 1 are filled with milk mixed with water. The ratio of milk and water in the mixture of vessels is 5 : 2, 4 : 1, and 4 : 1, respectively. Taking $\frac{1}{3}$ of first, $\frac{1}{2}$ of second, and $\frac{1}{7}$ of third mixtures, a new mixture kept in a new vessel is prepared. The percentage of water in the new mixture is:
Option 1: 28%
Option 2: 32%
Option 3: 30%
Option 4: 24%
Correct Answer: 24%
Solution : Given: Three vessels whose capacities are 3 : 2 : 1 are filled with milk mixed with water. The ratios of milk and water are 5 : 2, 4 : 1, and 4 : 1, respectively. Let there be 105 litres in vessel 1, 70
Question : If $x^4+y^4=x^2 y^2$, then the value of $x^6+y^6$ is:
Option 1: 2
Option 2: 0
Option 3: 1
Option 4: 3
Correct Answer: 0
Solution : Given: $x^4+y^4=x^2 y^2$ Now, $x^6+y^6$ = $(x^2)^3 + (y^2)^3$ = $(x^2+y^2)(x^4+y^4-x^2y^2)$ = $(x^2+y^2)(x^2y^2-x^2y^2)$ = $(x^2+y^2)(0)$ = 0 Hence, the correct answer is 0.
Question : A blood clot is formed because of the presence of certain cells in the blood called:
Option 1: chondrocytes
Option 2: erythrocytes
Option 3: platelets
Option 4: lymphocytes
Correct Answer: platelets
Solution : The correct option is platelets.
Blood clots are a result of multiple blood components interacting with one another, mainly platelets and proteins. One kind of blood cell that is essential to the clotting process is the platelet. Platelets cling to the location of a
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