Staff Selection Commission Combined Graduate Level Exam
Question : A jeep travels to a place 300 km away at an average speed of 60 km/hr and returns at a speed of 30 km/hr. What is the average speed (in km/hr) for the whole journey?
Option 1: 75
Option 2: 80
Option 3: 40
Option 4: 60
Correct Answer: 40
Solution : Distance for one-way journey = 300 km/hr Average speed for the first part of the journey = 60 km/h Average speed for the return part of the journey = 30 km/hr We know, Time = $\frac{\text{Distance}}{\text{Speed}}$ So, Time taken for first part of journey =
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".
He couldn't but help (1)/ shed tears at the plight of the villagers (2)/ rendered homeless by a devastating cyclone. (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 helping verb could need an action verb to form any meaning. So, the verb help should be moved before the conjunction but. Also, the two action verbs help and shed cannot go together.
Therefore,
Question : Which of the following countries do not have a written constitution?
Option 1: United Kingdom
Option 2: Australia
Option 3: United States of America
Option 4: Bangladesh
Correct Answer: United Kingdom
Solution : The correct answer is the United Kingdom.
A written constitution is a carefully planned document that outlines all the fundamental laws, institutions and rules. An 'unwritten' constitution is what the UK is said to have. The various texts that comprise the laws of the
Question : In $\triangle$ABC, D and E are points on AB and AC, respectively, such that DE || BC and DE divide the $\triangle$ABC into two parts of equal areas. The ratio of AD and BD is:
Option 1: $1:1$
Option 2: $1:(\sqrt2-$1)
Option 3: $1:\sqrt2$
Option 4: $1:(\sqrt2+$1)
Correct Answer: $1:(\sqrt2-$1)
Solution : Area($\triangle$ADE) = Area(trapezium BCED) ⇒ Area($\triangle$ADE) + Area($\triangle$ADE) = Area(trapezium BCED) + Area($\triangle$ADE) ⇒ 2 × Area($\triangle$ADE) = Area($\triangle$ABC) In $\triangle$ADE and $\triangle$ABC, $\angle$ADE = $\angle$ABC [i.e., corresponding angles in DE || BC] $\angle$A = $\angle$A [common angle] ⇒ $\triangle$ADE ~ $\triangle$ABC ⇒ $\frac{\text{Area($\triangle$ADE)}}{\text{Area($\triangle$ABC)}}$ =
Question : Directions: Select the option in which the given figure is embedded (rotation is NOT allowed).
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Since the rotation is restricted. So, the embedded figure will have the same orientation as the main figure. By comparison of the question figure with all the option figures, the given question figure is embedded only in the third option figure.
Hence, the third option is
Question : Select the most appropriate option to improve the underlined segment in the given sentence. If there is no need to improve it, select ‘No improvement required’.
He spent money on his holiday as if he were a millionaire.
Option 1: even if he was
Option 2: as if he is
Option 3: even if he were
Option 4: No improvement required
Correct Answer: No improvement required
Solution : The fourth option is the correct choice.
The sentence is grammatically correct and effectively conveys the intended meaning. The use of the subjunctive mood in the phrase as if he were a millionaire is appropriate, indicating a hypothetical or unreal situation. The construction
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 other shook their heads and made vague noises of approval.
(1) hung
(2) turned around
(3) No Improvement
(4) nodded
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 4
Solution : The correct improvement for the sentence is: nodded.
Explanation: In the context of the sentence, the phrase "shook their heads" is used to describe a gesture of disapproval or disagreement. Therefore, to convey the intended meaning of approval, the correct word is "nodded." When people
Question : Directions: Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series. A_MPSAC_PSACO_SACPP_
Option 1: SMPA
Option 2: SCAN
Option 3: CMAS
Option 4: CNPS
Correct Answer: CNPS
Solution : Given: A_MPSAC_PSACO_SACPP_
To fill the series we have to divide the series – A_MPS / AC_PS / ACO_S / ACPP_
Let's check each option – First option: SMPA; ASMPS / ACMPS / ACOPS / ACPPA (No repeated
Question : Animals living in the tree trunks are known as:
Option 1: Arboreal
Option 2: Volant
Option 3: Amphibious
Option 4: Aquatic
Correct Answer: Arboreal
Solution : The correct option is Arboreal.
Animals that live in tree trunks are commonly referred to as "arboreal animals" or "tree-dwelling animals." These animals have evolved to a tree-based lifestyle, using tree trunks, branches, and canopy foliage as their home and frequently demonstrating specialised behaviours and
Question : Which is the first integrated steel plant in the public sector in India?
Option 1: The Visvesvaraya Iron and Steel Limited
Option 2: Rourkela Steel Plant
Option 3: The Salem Steel Plant
Option 4: Indian Iron and Steel Company
Correct Answer: Rourkela Steel Plant
Solution : The correct option is Rourkela Steel Plant.
Rourkela Steel Plant (RSP) is India's first public-sector integrated steel plant. In the 1960s, it was built with German assistance and had a capacity of one million metric tonnes. The Steel Authority of India operates it.
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