Staff Selection Commission Combined Graduate Level Exam
Question : Directions: In the following question below are given some statements followed by some conclusions based on those statements. Taking the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows the given statements. Statements: I. All K are H. II. No S is K. Conclusion: I. No K is S. II. All H are K.
Option 1: Only conclusion II follows
Option 2: Only conclusion I follows
Option 3: Neither conclusion follows
Option 4: Both conclusions I and II follow
Correct Answer: Only conclusion I follows
Solution : The possible Venn diagram according to the given statements is as follows –
Let's analyse the conclusions – Conclusion (I): No K is S – According to the given statements and Venn diagram no S is K, therefore no K is S
Question : The radius of a hemisphere is 5.6 cm. What will be its volume?
Option 1: 367.95 cm3
Option 2: 195.95 cm3
Option 3: 380 cm3
Option 4: 265.65 cm3
Correct Answer: 367.95 cm3
Solution : Given: The radius of a hemisphere = 5.6 cm So, the volume of the hemisphere = $ \frac{2}{3}\pi r^3$ = $ \frac{2}{3}×\frac{22}{7}× 5.6^3$ = 367.95 cm3 Hence, the correct answer is 367.95 cm3.
Question : Directions: Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 321 * 3 * 236 * 5 * 248 * 4 * 20 = 384
Option 1: +, –, ×, +, ÷, ×
Option 2: –, +, ×, –, ÷, +
Option 3: ÷, +, –, ×, +, –
Option 4: ×, +, –, ÷, +, –
Correct Answer: +, –, ×, +, ÷, ×
Solution : Given: 321 * 3 * 236 * 5 * 248 * 4 * 20 = 384
Let's check the given options – First option: +, –, ×, +, ÷, × ⇒ 321 + 3 – 236 × 5 + 248
Question : Who was the founder of the Indian Reform Association in 1870?
Option 1: Debendranath Tagore
Option 2: Keshub Chandra Sen
Option 3: Raja Ram Mohan Roy
Option 4: Dayananda Saraswati
Correct Answer: Keshub Chandra Sen
Solution : The correct answer is Keshub Chandra Sen.
In 1856, Keshub Chandra Sen joined the Brahmo Samaj. Keshub Chandra Sen was appointed the Asiatic Society's secretary in 1854. In 1855, Keshub Chandra Sen founded the British India Society. To put the ideas he gained
Question : Select the most appropriate ANTONYM of the given word.
Intentional
Option 1: Cordial
Option 2: Unplanned
Option 3: Amiable
Option 4: Inanimate
Correct Answer: Unplanned
Solution : The most appropriate choice is the second option.
Explanation: Unplanned is the antonym that best represents something not intentionally done whereas intentional means something done with purpose or by design.
The meanings of the other options are as follows:
Cordial: It means warm, friendly, and
Question : Directions: In the following question below are given some statements followed by some conclusions based on those statements. Taking the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows the given statements. Statements: All N is K. All K is P. Conclusions: I. Some P is not K. II. No P is N.
Option 2: Both conclusions I and II follow
Option 3: Only conclusion I follows
Option 4: Neither conclusion follows
Correct Answer: Neither conclusion follows
Let's analyse the conclusions – Conclusion (I): Some P is not K – It is a possibility that the circle representing P is completely overlapped by the circle that represents
Question : Which of the following trade agreements aims to 'strengthen intra-SAARC economic cooperation to maximise the region's potential for trade and achieving development for their people'?
Option 1: APTA
Option 2: SAFTA
Option 3: NAFTA
Option 4: LAIA
Correct Answer: SAFTA
Solution : The correct answer is SAFTA.
SAFTA, which stands for the South Asian Free Trade Area, is an arrangement created in 2004 to boost economic growth through trade and commerce among the SAARC countries. Its headquarters is located in Kathmandu, Nepal, and its member countries include
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).
I have just taken my meals.
(1) I have just had my food
(2) I am done with my meals
(3) I finished my meals
(4) No Improvement
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 4
Solution : The original sentence, "I have just taken my meals," is already grammatically correct and conveys the intended meaning clearly. There is no need to make any changes to the sentence, as it is in proper tense and structure.
Hence, the correct choice is "No Improvement."
Question : Find the mean proportion between $(6+\sqrt{8})$ and $(3-\sqrt{2})$.
Option 1: $2 \sqrt{12}$
Option 2: $\sqrt{14}$
Option 3: $(6-\sqrt{8})$
Option 4: $\sqrt{15}-7$
Correct Answer: $\sqrt{14}$
Solution : The mean proportion between $(6+\sqrt{8})$ and $(3-\sqrt{2})$ is: $\sqrt{(6+\sqrt{8})(3-\sqrt{2})}$ $=\sqrt{18-6\sqrt{2}+3\sqrt{8}-\sqrt{16}}$ $=\sqrt{18-6\sqrt{2}+6\sqrt{2}-4}$ $=\sqrt{14}$ Hence, the correct answer is $\sqrt{14}$.
Question : Identify the most appropriate ANTONYM of the underlined word in the given sentence.
The patient was happy that he was given ancient methods of treatment to cure her health condition.
Option 1: Multiple
Option 2: Modern
Option 3: Slow
Option 4: Primitive
Correct Answer: Modern
Solution : The correct choice is the second option.
The word ancient refers to something very old or belonging to a former period. Its opposite is modern, which pertains to the current or contemporary period. In the given context, the patient was happy to receive treatments
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