Staff Selection Commission Combined Graduate Level Exam
Question : Directions: From the given alternative words, select the word that cannot be formed using the letters of the given word. EXAMINATION
Option 1: NATION
Option 2: EXAM
Option 3: MENTION
Option 4: AMBITION
Correct Answer: AMBITION
Solution : Given: EXAMINATION
Now, let's compare all the option words with the word EXAMINATION – First option: NATION; All the letters of NATION are present in the word EXAMINATION. Second option: EXAM; All the letters of EXAM are present in the word EXAMINATION. Third option: MENTION;
Question : What was the Wood's Despatch about?
Option 1: Industry
Option 2: Army
Option 3: Education
Option 4: Agriculture
Correct Answer: Education
Solution : The correct answer is Education.
In 1854, Charles Wood sent a despatch to Lord Dalhousie, the Governor General of India. This despatch, known as Wood's despatch, is considered the Magna Carta of English Education in India. Wood's despatch discussed the importance of providing early education
Question : P and Q together can do a job in 6 days. Q and R can finish the same job in $\frac{60}{7}$ days. P started the work and worked for 3 days. Q and R continued for 6 days. Then the difference in days in which R and P can complete the job is:
Option 1: 15
Option 2: 10
Option 3: 8
Option 4: 12
Correct Answer: 10
Solution : (P + Q)'s 1 day work = $\frac{1}{6}$ (Q + R)'s 1 day work = $\frac{7}{60}$ Let P alone take $x$ days to finish the work. According to the question, ⇒ $\frac{3}{x}+\frac{6 \times 7}{60}=1$ ⇒ $\frac{3}{x}=1-\frac{7}{10}$ ⇒ $\frac{3}{x}=\frac{3}{10}$ ⇒ $x=10$ days Q's 1 day work
Question : Direction: 5/9 × 27/25 + 3/5 = ?
Option 1: 2
Option 2: 3
Option 3: 4
Option 4: 1.2
Correct Answer: 1.2
Solution : Given: 5/9 × 27/25 + 3/5
BODMAS: B → Brackets; O → Of; D → Division; M → Multiplication; A → Addition; S → Subtraction
On solving: = 5/9 × 27/25 + 3/5 = 3/5 + 3/5 = 6/5 = 1.2
Therefore, 5/9 × 27/25
Question : Select the appropriate idiom to fill in the blank.
The police have not yet been able to solve the case; it seems to be ____________.
Option 1: in a nutshell
Option 2: turning over a new leaf
Option 3: a hard nut to crack
Option 4: in a pink
Correct Answer: a hard nut to crack
Solution : The correct choice is the third option.
It means a difficult problem or an opponent that is hard to beat, which is appropriate in the context of the sentence. The police are having a difficult time cracking the case.
The meanings
Question : Directions: In the following question, some parts of the sentence have errors, and some are correct. Find out which part of the sentence has an error. The number of that part is the answer. If a sentence is error-free, your answer is "No Error".
I think so (1) / you have taken (2) / the right decision. (3) / No Error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The error is in the first part of the sentence.
Explanation: The phrase "I think so" implies a present-tense situation. "So" is an adverb that refers to what has been said prior in the sentence. Thus, to make the sentence meaningful, "so" should be omitted.
Question : Directions: Select the related letter cluster from the given alternatives. ABDF : GHJL :: MNPR : ?
Option 1: STVX
Option 2: TVXZ
Option 3: UWXZ
Option 4: TSXZ
Correct Answer: STVX
Solution : Given: ABDF : GHJL :: MNPR : ?
Like, ABDF→A + 6 = G; B + 6 = H; D + 6 = J; F + 6 = L Thus, ABDF is related to GHJL. Similarly, follow the same pattern for MNPR – M +
Question : Parts of the following sentence are given as options. Identify the segment that contains a grammatical error.
Scarcely had the train stopped at the platform than the passengers started pushing each other to enter the train.
Option 1: to enter the train
Option 2: than the passengers
Option 3: started pushing each other
Option 4: stopped at the platform
Correct Answer: than the passengers
Solution : The correct choice is the second option.
Explanation: The sentence should use "then" instead of "than" to indicate the sequence of events. The error in the original sentence disrupts parallelism, as "scarcely had the train stopped at the platform" is followed by
Question : If Mohit can complete $\frac{2}{3}{\text {rd }}$ of a work in 24 days, then in how many days can $\frac{1}{9}{\text {th}}$ of the work be completed by him?
Option 1: 8
Option 2: 4
Option 3: 6
Option 4: 5
Correct Answer: 4
Solution : Given: Number of days required to complete $\frac{2}3$ of the work = 24 days So, number of days required to complete work = $\frac{3}2\times 24$ = 36 days And number of days required to complete $\frac{1}9$ work = $\frac{1}9\times 36$ = 4 days Hence, the
Question : AB = 28 cm and CD = 22 cm are two parallel chords on the same side of the centre of a circle. The distance between them is 4 cm. The radius of the circle is (consider up to two decimal places):
Option 1: 15.20 cm
Option 2: 14.82 cm
Option 3: 15.82 cm
Option 4: 13.20 cm
Correct Answer: 15.82 cm
Solution : We know that a perpendicular from the centre of a circle to a chord bisects the chord into two equal parts. $AP = \frac{1}{2}\times AB = \frac{1}{2}\times28 = 14$ cm $CQ = \frac{1}{2}\times CD = \frac{1}{2}\times22 = 11$ cm Let $OP$ be $x$. So,
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