Staff Selection Commission Combined Higher Secondary Level Exam
Question : Directions: EGCB is related to MOKJ in a certain way based on the English alphabetical order. In the same way, PRNM is related to XZVU. To which of the following is KMIH related, following the same logic?
Option 1: SUQP
Option 2: RTQP
Option 3: SVOP
Option 4: QSPU
Correct Answer: SUQP
Solution : Given: EGCB is related to MOKJ and PRNM is related to XZVU.
Add 8 in the place value of the letters of EGCB, to get the required code – E + 8 = M; G + 8 = O; C + 8 = K; B + 8 = J Thus, EGCB is coded as MOKJ. And, PRNM is related to XZVU – P + 8 = X; R + 8 = Z; N + 8 = V; M + 8 = U Thus, PRNM is coded as XZVU. Similarly, follow the same pattern for KMIH – K + 8 = S; M + 8 = U; I + 8 = Q; H + 8 = P
So, KMIH is related to SUQP. Hence, the first option is correct.
Question : Directions: What should come in place of (?) in the given series? 16, 19, 25, 34, 46, ?
Option 1: 69
Option 2: 61
Option 3: 63
Option 4: 65
Correct Answer: 61
Solution : Given: 16, 19, 25, 34, 46, ?
Add the consecutive multiples of 3 to each term to get the next term. 16 + 3 = 19; 19 + 6 = 25; 25 + 9 = 34; 34 + 12 = 46; 46 + 15 = 61
So, 61 is the missing number of the series. Hence, the second option is correct.
Question : If $\cos A=\frac{63}{65}$, then find the value of $\tan A+\cot A$ (up to two places of decimal).
Option 1: 4.19
Option 2: 2.76
Option 3: 3.19
Option 4: 5.23
Correct Answer: 4.19
Solution : Given, $\cos A=\frac{63}{65}$ We know, $\sin A = \sqrt{1-\cos^2 A}$ $⇒\sin A = \sqrt{1-(\frac{63}{65})^2}$ $⇒\sin A = \sqrt{(\frac{256}{65^2})}$ $\therefore \sin A =\frac{16}{65}$ Now, $\tan A+\cot A$ = $\frac{\sin A}{\cos A}+\frac{\cos A}{\sin A}$ = $\frac{\sin^2 A + \cos^2 A}{\sin A \cos A}$ = $\frac{1}{\sin A \cos A}$ = $\frac{65\times 65}{63\times 16}$ = $4.19$ Hence, the correct answer is 4.19.
Question : The idea of a parliamentary form of government is adapted from
Option 1: US
Option 2: UK
Option 3: Ireland
Option 4: USSR
Correct Answer: UK
Solution : The correct answer is the UK.
The leader of the majority party is chosen to serve as Prime Minister or Chancellor. Because it ensures accountability, flexibility, representation, and stability, India's parliamentary system of government was adapted from the British Constitution. A parliamentary government is a democratic form of government where the political party that wins the most seats in the parliament during the federal election forms the government.
Question : Directions: Pointing towards a photo, Mahesh said, "She is the daughter of the only son of my grandfather." How is the girl in the photo related to Mahesh?
Option 1: Sister
Option 2: Daughter
Option 3: Mother's sister
Option 4: Mother
Correct Answer: Sister
Solution : According to the above information, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure.
So, the girl is Mahesh's sister. Hence, the first option is correct.
Question : The sum of twice a fraction and its reciprocal is $\frac{17}{6}$. What is the fraction?
Option 1: $\frac{4}{3}$
Option 2: $\frac{5}{4}$
Option 3: $\frac{3}{4}$
Option 4: $\frac{4}{5}$
Correct Answer: $\frac{3}{4}$
Solution : Let's assume the fraction is $x$. $⇒2x+\frac{1}{x}=\frac{17}{6}$ Multiplying both sides by $x$, we get, $⇒2x^2+1=\frac{17x}{6}$ $⇒2x^2-\frac{17x}{6}+1=0$ Multiplying both sides by 6, we get, $\Rightarrow 12x^2-17x +6=0$ $\Rightarrow (3x-2)(4x-3)=0$ $\Rightarrow (3x-2)$ or $(4x-3)=0$ $\Rightarrow x=\frac{2}{3}$ or $x=\frac{3}{4}$ After checking the options we get, $x=\frac{3}{4}$ Hence, the correct answer is $\frac{3}{4}$.
Question : Directions: In this question, 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).
Hitler was an absolute potentate.
(1) Dictator
(2) Militant
(3) Ruler
(4) No Improvement
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The sentence can be improved using the first option.
Dictator means a ruler who has total power over a country that is typically controlled by force, and it fits correctly in the context of the sentence.
The meanings of the other options are as follows:
Therefore, the correct sentence would be: Hitler was an absolute dictator.
Question : Dumping is a form of price discrimination at
Option 1: within industry
Option 2: National level
Option 3: International level
Option 4: local level
Correct Answer: International level
Solution : The correct option is International Level.
When a company sells its products in a foreign market at a price lower than the domestic market or production cost, this can harm domestic industries in the importing country, potentially leading to anti-dumping measures.
Question : The most reactive among the halogens is
Option 1: Fluorine
Option 2: Chlorine
Option 3: Bromine
Option 4: Iodine
Correct Answer: Fluorine
Solution : The correct option is Flourine.
The most reactive halogen among the group is fluorine (F). It is located at the top of the halogen group in the periodic table, and it has the highest electronegativity and ionization energy among the halogens. This makes fluorine extremely eager to gain an electron to achieve a stable electron configuration, resulting in its high reactivity.
Question : Identify the correct spelling of the underlined word.
It is considered a great phenamina in the field of economics.
Option 1: phinomina
Option 2: fenomena
Option 3: phynamena
Option 4: phenomena
Correct Answer: phenomena
Solution : The correct choice is the fourth option.
The correct spelling of the underlined word in the sentence should be phenomena, not phenamina.
Phenomena is the plural form of the word "phenomenon", which is used to describe an exceptional or remarkable occurrence, event, or fact, especially one that is significant within a particular field or area of study.
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